diff --git a/pom.xml b/pom.xml
index 85fb36ddabc..5cf66a389b0 100644
--- a/pom.xml
+++ b/pom.xml
@@ -3,7 +3,7 @@
 	<modelVersion>4.0.0</modelVersion>
 	<groupId>org.springframework.boot</groupId>
 	<artifactId>spring-boot-build</artifactId>
-	<version>1.5.21.BUILD-SNAPSHOT</version>
+	<version>1.5.21.RELEASE</version>
 	<packaging>pom</packaging>
 	<name>Spring Boot Build</name>
 	<description>Spring Boot Build</description>
diff --git a/spring-boot-actuator-docs/pom.xml b/spring-boot-actuator-docs/pom.xml
index 9e592bb5266..a61be69c019 100644
--- a/spring-boot-actuator-docs/pom.xml
+++ b/spring-boot-actuator-docs/pom.xml
@@ -4,7 +4,7 @@
 	<parent>
 		<groupId>org.springframework.boot</groupId>
 		<artifactId>spring-boot-parent</artifactId>
-		<version>1.5.21.BUILD-SNAPSHOT</version>
+		<version>1.5.21.RELEASE</version>
 		<relativePath>../spring-boot-parent</relativePath>
 	</parent>
 	<artifactId>spring-boot-actuator-docs</artifactId>
diff --git a/spring-boot-actuator/pom.xml b/spring-boot-actuator/pom.xml
index 55c79d3ec62..fcd48598ba0 100644
--- a/spring-boot-actuator/pom.xml
+++ b/spring-boot-actuator/pom.xml
@@ -4,7 +4,7 @@
 	<parent>
 		<groupId>org.springframework.boot</groupId>
 		<artifactId>spring-boot-parent</artifactId>
-		<version>1.5.21.BUILD-SNAPSHOT</version>
+		<version>1.5.21.RELEASE</version>
 		<relativePath>../spring-boot-parent</relativePath>
 	</parent>
 	<artifactId>spring-boot-actuator</artifactId>
diff --git a/spring-boot-autoconfigure/pom.xml b/spring-boot-autoconfigure/pom.xml
index a8c2cb399a8..62e4466ffff 100755
--- a/spring-boot-autoconfigure/pom.xml
+++ b/spring-boot-autoconfigure/pom.xml
@@ -4,7 +4,7 @@
 	<parent>
 		<groupId>org.springframework.boot</groupId>
 		<artifactId>spring-boot-parent</artifactId>
-		<version>1.5.21.BUILD-SNAPSHOT</version>
+		<version>1.5.21.RELEASE</version>
 		<relativePath>../spring-boot-parent</relativePath>
 	</parent>
 	<artifactId>spring-boot-autoconfigure</artifactId>
diff --git a/spring-boot-cli/pom.xml b/spring-boot-cli/pom.xml
index 81bca9b3155..f2d55709a9f 100644
--- a/spring-boot-cli/pom.xml
+++ b/spring-boot-cli/pom.xml
@@ -4,7 +4,7 @@
 	<parent>
 		<groupId>org.springframework.boot</groupId>
 		<artifactId>spring-boot-parent</artifactId>
-		<version>1.5.21.BUILD-SNAPSHOT</version>
+		<version>1.5.21.RELEASE</version>
 		<relativePath>../spring-boot-parent</relativePath>
 	</parent>
 	<artifactId>spring-boot-cli</artifactId>
diff --git a/spring-boot-dependencies/pom.xml b/spring-boot-dependencies/pom.xml
index 139895c8c6a..105a6daf427 100644
--- a/spring-boot-dependencies/pom.xml
+++ b/spring-boot-dependencies/pom.xml
@@ -2,7 +2,7 @@
 	<modelVersion>4.0.0</modelVersion>
 	<groupId>org.springframework.boot</groupId>
 	<artifactId>spring-boot-dependencies</artifactId>
-	<version>1.5.21.BUILD-SNAPSHOT</version>
+	<version>1.5.21.RELEASE</version>
 	<packaging>pom</packaging>
 	<name>Spring Boot Dependencies</name>
 	<description>Spring Boot Dependencies</description>
@@ -224,79 +224,79 @@
 			<dependency>
 				<groupId>org.springframework.boot</groupId>
 				<artifactId>spring-boot</artifactId>
-				<version>1.5.21.BUILD-SNAPSHOT</version>
+				<version>1.5.21.RELEASE</version>
 			</dependency>
 			<dependency>
 				<groupId>org.springframework.boot</groupId>
 				<artifactId>spring-boot</artifactId>
 				<type>test-jar</type>
-				<version>1.5.21.BUILD-SNAPSHOT</version>
+				<version>1.5.21.RELEASE</version>
 			</dependency>
 			<dependency>
 				<groupId>org.springframework.boot</groupId>
 				<artifactId>spring-boot-test</artifactId>
-				<version>1.5.21.BUILD-SNAPSHOT</version>
+				<version>1.5.21.RELEASE</version>
 			</dependency>
 			<dependency>
 				<groupId>org.springframework.boot</groupId>
 				<artifactId>spring-boot-test</artifactId>
 				<type>test-jar</type>
-				<version>1.5.21.BUILD-SNAPSHOT</version>
+				<version>1.5.21.RELEASE</version>
 			</dependency>
 			<dependency>
 				<groupId>org.springframework.boot</groupId>
 				<artifactId>spring-boot-test-autoconfigure</artifactId>
-				<version>1.5.21.BUILD-SNAPSHOT</version>
+				<version>1.5.21.RELEASE</version>
 			</dependency>
 			<dependency>
 				<groupId>org.springframework.boot</groupId>
 				<artifactId>spring-boot-actuator</artifactId>
-				<version>1.5.21.BUILD-SNAPSHOT</version>
+				<version>1.5.21.RELEASE</version>
 			</dependency>
 			<dependency>
 				<groupId>org.springframework.boot</groupId>
 				<artifactId>spring-boot-actuator-docs</artifactId>
-				<version>1.5.21.BUILD-SNAPSHOT</version>
+				<version>1.5.21.RELEASE</version>
 			</dependency>
 			<dependency>
 				<groupId>org.springframework.boot</groupId>
 				<artifactId>spring-boot-autoconfigure</artifactId>
-				<version>1.5.21.BUILD-SNAPSHOT</version>
+				<version>1.5.21.RELEASE</version>
 			</dependency>
 			<dependency>
 				<groupId>org.springframework.boot</groupId>
 				<artifactId>spring-boot-autoconfigure-processor</artifactId>
-				<version>1.5.21.BUILD-SNAPSHOT</version>
+				<version>1.5.21.RELEASE</version>
 			</dependency>
 			<dependency>
 				<groupId>org.springframework.boot</groupId>
 				<artifactId>spring-boot-configuration-metadata</artifactId>
-				<version>1.5.21.BUILD-SNAPSHOT</version>
+				<version>1.5.21.RELEASE</version>
 			</dependency>
 			<dependency>
 				<groupId>org.springframework.boot</groupId>
 				<artifactId>spring-boot-configuration-processor</artifactId>
-				<version>1.5.21.BUILD-SNAPSHOT</version>
+				<version>1.5.21.RELEASE</version>
 			</dependency>
 			<dependency>
 				<groupId>org.springframework.boot</groupId>
 				<artifactId>spring-boot-devtools</artifactId>
-				<version>1.5.21.BUILD-SNAPSHOT</version>
+				<version>1.5.21.RELEASE</version>
 			</dependency>
 			<dependency>
 				<groupId>org.springframework.boot</groupId>
 				<artifactId>spring-boot-loader</artifactId>
-				<version>1.5.21.BUILD-SNAPSHOT</version>
+				<version>1.5.21.RELEASE</version>
 			</dependency>
 			<dependency>
 				<groupId>org.springframework.boot</groupId>
 				<artifactId>spring-boot-loader-tools</artifactId>
-				<version>1.5.21.BUILD-SNAPSHOT</version>
+				<version>1.5.21.RELEASE</version>
 			</dependency>
 			<dependency>
 				<groupId>org.springframework.boot</groupId>
 				<artifactId>spring-boot-starter</artifactId>
-				<version>1.5.21.BUILD-SNAPSHOT</version>
+				<version>1.5.21.RELEASE</version>
 				<exclusions>
 					<exclusion>
 						<groupId>commons-logging</groupId>
@@ -307,212 +307,212 @@
 			<dependency>
 				<groupId>org.springframework.boot</groupId>
 				<artifactId>spring-boot-starter-activemq</artifactId>
-				<version>1.5.21.BUILD-SNAPSHOT</version>
+				<version>1.5.21.RELEASE</version>
 			</dependency>
 			<dependency>
 				<groupId>org.springframework.boot</groupId>
 				<artifactId>spring-boot-starter-actuator</artifactId>
-				<version>1.5.21.BUILD-SNAPSHOT</version>
+				<version>1.5.21.RELEASE</version>
 			</dependency>
 			<dependency>
 				<groupId>org.springframework.boot</groupId>
 				<artifactId>spring-boot-starter-amqp</artifactId>
-				<version>1.5.21.BUILD-SNAPSHOT</version>
+				<version>1.5.21.RELEASE</version>
 			</dependency>
 			<dependency>
 				<groupId>org.springframework.boot</groupId>
 				<artifactId>spring-boot-starter-aop</artifactId>
-				<version>1.5.21.BUILD-SNAPSHOT</version>
+				<version>1.5.21.RELEASE</version>
 			</dependency>
 			<dependency>
 				<groupId>org.springframework.boot</groupId>
 				<artifactId>spring-boot-starter-artemis</artifactId>
-				<version>1.5.21.BUILD-SNAPSHOT</version>
+				<version>1.5.21.RELEASE</version>
 			</dependency>
 			<dependency>
 				<groupId>org.springframework.boot</groupId>
 				<artifactId>spring-boot-starter-batch</artifactId>
-				<version>1.5.21.BUILD-SNAPSHOT</version>
+				<version>1.5.21.RELEASE</version>
 			</dependency>
 			<dependency>
 				<groupId>org.springframework.boot</groupId>
 				<artifactId>spring-boot-starter-cache</artifactId>
-				<version>1.5.21.BUILD-SNAPSHOT</version>
+				<version>1.5.21.RELEASE</version>
 			</dependency>
 			<dependency>
 				<groupId>org.springframework.boot</groupId>
 				<artifactId>spring-boot-starter-cloud-connectors</artifactId>
-				<version>1.5.21.BUILD-SNAPSHOT</version>
+				<version>1.5.21.RELEASE</version>
 			</dependency>
 			<dependency>
 				<groupId>org.springframework.boot</groupId>
 				<artifactId>spring-boot-starter-data-cassandra</artifactId>
-				<version>1.5.21.BUILD-SNAPSHOT</version>
+				<version>1.5.21.RELEASE</version>
 			</dependency>
 			<dependency>
 				<groupId>org.springframework.boot</groupId>
 				<artifactId>spring-boot-starter-data-couchbase</artifactId>
-				<version>1.5.21.BUILD-SNAPSHOT</version>
+				<version>1.5.21.RELEASE</version>
 			</dependency>
 			<dependency>
 				<groupId>org.springframework.boot</groupId>
 				<artifactId>spring-boot-starter-data-elasticsearch</artifactId>
-				<version>1.5.21.BUILD-SNAPSHOT</version>
+				<version>1.5.21.RELEASE</version>
 			</dependency>
 			<dependency>
 				<groupId>org.springframework.boot</groupId>
 				<artifactId>spring-boot-starter-data-gemfire</artifactId>
-				<version>1.5.21.BUILD-SNAPSHOT</version>
+				<version>1.5.21.RELEASE</version>
 			</dependency>
 			<dependency>
 				<groupId>org.springframework.boot</groupId>
 				<artifactId>spring-boot-starter-data-jpa</artifactId>
-				<version>1.5.21.BUILD-SNAPSHOT</version>
+				<version>1.5.21.RELEASE</version>
 			</dependency>
 			<dependency>
 				<groupId>org.springframework.boot</groupId>
 				<artifactId>spring-boot-starter-data-ldap</artifactId>
-				<version>1.5.21.BUILD-SNAPSHOT</version>
+				<version>1.5.21.RELEASE</version>
 			</dependency>
 			<dependency>
 				<groupId>org.springframework.boot</groupId>
 				<artifactId>spring-boot-starter-data-mongodb</artifactId>
-				<version>1.5.21.BUILD-SNAPSHOT</version>
+				<version>1.5.21.RELEASE</version>
 			</dependency>
 			<dependency>
 				<groupId>org.springframework.boot</groupId>
 				<artifactId>spring-boot-starter-data-redis</artifactId>
-				<version>1.5.21.BUILD-SNAPSHOT</version>
+				<version>1.5.21.RELEASE</version>
 			</dependency>
 			<dependency>
 				<groupId>org.springframework.boot</groupId>
 				<artifactId>spring-boot-starter-data-neo4j</artifactId>
-				<version>1.5.21.BUILD-SNAPSHOT</version>
+				<version>1.5.21.RELEASE</version>
 			</dependency>
 			<dependency>
 				<groupId>org.springframework.boot</groupId>
 				<artifactId>spring-boot-starter-data-rest</artifactId>
-				<version>1.5.21.BUILD-SNAPSHOT</version>
+				<version>1.5.21.RELEASE</version>
 			</dependency>
 			<dependency>
 				<groupId>org.springframework.boot</groupId>
 				<artifactId>spring-boot-starter-data-solr</artifactId>
-				<version>1.5.21.BUILD-SNAPSHOT</version>
+				<version>1.5.21.RELEASE</version>
 			</dependency>
 			<dependency>
 				<groupId>org.springframework.boot</groupId>
 				<artifactId>spring-boot-starter-freemarker</artifactId>
-				<version>1.5.21.BUILD-SNAPSHOT</version>
+				<version>1.5.21.RELEASE</version>
 			</dependency>
 			<dependency>
 				<groupId>org.springframework.boot</groupId>
 				<artifactId>spring-boot-starter-groovy-templates</artifactId>
-				<version>1.5.21.BUILD-SNAPSHOT</version>
+				<version>1.5.21.RELEASE</version>
 			</dependency>
 			<dependency>
 				<groupId>org.springframework.boot</groupId>
 				<artifactId>spring-boot-starter-hateoas</artifactId>
-				<version>1.5.21.BUILD-SNAPSHOT</version>
+				<version>1.5.21.RELEASE</version>
 			</dependency>
 			<dependency>
 				<groupId>org.springframework.boot</groupId>
 				<artifactId>spring-boot-starter-integration</artifactId>
-				<version>1.5.21.BUILD-SNAPSHOT</version>
+				<version>1.5.21.RELEASE</version>
 			</dependency>
 			<dependency>
 				<groupId>org.springframework.boot</groupId>
 				<artifactId>spring-boot-starter-jdbc</artifactId>
-				<version>1.5.21.BUILD-SNAPSHOT</version>
+				<version>1.5.21.RELEASE</version>
 			</dependency>
 			<dependency>
 				<groupId>org.springframework.boot</groupId>
 				<artifactId>spring-boot-starter-jersey</artifactId>
-				<version>1.5.21.BUILD-SNAPSHOT</version>
+				<version>1.5.21.RELEASE</version>
 			</dependency>
 			<dependency>
 				<groupId>org.springframework.boot</groupId>
 				<artifactId>spring-boot-starter-jetty</artifactId>
-				<version>1.5.21.BUILD-SNAPSHOT</version>
+				<version>1.5.21.RELEASE</version>
 			</dependency>
 			<dependency>
 				<groupId>org.springframework.boot</groupId>
 				<artifactId>spring-boot-starter-jooq</artifactId>
-				<version>1.5.21.BUILD-SNAPSHOT</version>
+				<version>1.5.21.RELEASE</version>
 			</dependency>
 			<dependency>
 				<groupId>org.springframework.boot</groupId>
 				<artifactId>spring-boot-starter-jta-atomikos</artifactId>
-				<version>1.5.21.BUILD-SNAPSHOT</version>
+				<version>1.5.21.RELEASE</version>
 			</dependency>
 			<dependency>
 				<groupId>org.springframework.boot</groupId>
 				<artifactId>spring-boot-starter-jta-bitronix</artifactId>
-				<version>1.5.21.BUILD-SNAPSHOT</version>
+				<version>1.5.21.RELEASE</version>
 			</dependency>
 			<dependency>
 				<groupId>org.springframework.boot</groupId>
 				<artifactId>spring-boot-starter-undertow</artifactId>
-				<version>1.5.21.BUILD-SNAPSHOT</version>
+				<version>1.5.21.RELEASE</version>
 			</dependency>
 			<dependency>
 				<groupId>org.springframework.boot</groupId>
 				<artifactId>spring-boot-starter-log4j2</artifactId>
-				<version>1.5.21.BUILD-SNAPSHOT</version>
+				<version>1.5.21.RELEASE</version>
 			</dependency>
 			<dependency>
 				<groupId>org.springframework.boot</groupId>
 				<artifactId>spring-boot-starter-logging</artifactId>
-				<version>1.5.21.BUILD-SNAPSHOT</version>
+				<version>1.5.21.RELEASE</version>
 			</dependency>
 			<dependency>
 				<groupId>org.springframework.boot</groupId>
 				<artifactId>spring-boot-starter-mail</artifactId>
-				<version>1.5.21.BUILD-SNAPSHOT</version>
+				<version>1.5.21.RELEASE</version>
 			</dependency>
 			<dependency>
 				<groupId>org.springframework.boot</groupId>
 				<artifactId>spring-boot-starter-mobile</artifactId>
-				<version>1.5.21.BUILD-SNAPSHOT</version>
+				<version>1.5.21.RELEASE</version>
 			</dependency>
 			<dependency>
 				<groupId>org.springframework.boot</groupId>
 				<artifactId>spring-boot-starter-mustache</artifactId>
-				<version>1.5.21.BUILD-SNAPSHOT</version>
+				<version>1.5.21.RELEASE</version>
 			</dependency>
 			<dependency>
 				<groupId>org.springframework.boot</groupId>
 				<artifactId>spring-boot-starter-jta-narayana</artifactId>
-				<version>1.5.21.BUILD-SNAPSHOT</version>
+				<version>1.5.21.RELEASE</version>
 			</dependency>
 			<dependency>
 				<groupId>org.springframework.boot</groupId>
 				<artifactId>spring-boot-starter-remote-shell</artifactId>
-				<version>1.5.21.BUILD-SNAPSHOT</version>
+				<version>1.5.21.RELEASE</version>
 			</dependency>
 			<dependency>
 				<groupId>org.springframework.boot</groupId>
 				<artifactId>spring-boot-starter-security</artifactId>
-				<version>1.5.21.BUILD-SNAPSHOT</version>
+				<version>1.5.21.RELEASE</version>
 			</dependency>
 			<dependency>
 				<groupId>org.springframework.boot</groupId>
 				<artifactId>spring-boot-starter-social-facebook</artifactId>
-				<version>1.5.21.BUILD-SNAPSHOT</version>
+				<version>1.5.21.RELEASE</version>
 			</dependency>
 			<dependency>
 				<groupId>org.springframework.boot</groupId>
 				<artifactId>spring-boot-starter-social-linkedin</artifactId>
-				<version>1.5.21.BUILD-SNAPSHOT</version>
+				<version>1.5.21.RELEASE</version>
 			</dependency>
 			<dependency>
 				<groupId>org.springframework.boot</groupId>
 				<artifactId>spring-boot-starter-social-twitter</artifactId>
-				<version>1.5.21.BUILD-SNAPSHOT</version>
+				<version>1.5.21.RELEASE</version>
 			</dependency>
 			<dependency>
 				<groupId>org.springframework.boot</groupId>
 				<artifactId>spring-boot-starter-test</artifactId>
-				<version>1.5.21.BUILD-SNAPSHOT</version>
+				<version>1.5.21.RELEASE</version>
 				<exclusions>
 					<exclusion>
 						<groupId>commons-logging</groupId>
@@ -523,32 +523,32 @@
 			<dependency>
 				<groupId>org.springframework.boot</groupId>
 				<artifactId>spring-boot-starter-thymeleaf</artifactId>
-				<version>1.5.21.BUILD-SNAPSHOT</version>
+				<version>1.5.21.RELEASE</version>
 			</dependency>
 			<dependency>
 				<groupId>org.springframework.boot</groupId>
 				<artifactId>spring-boot-starter-tomcat</artifactId>
-				<version>1.5.21.BUILD-SNAPSHOT</version>
+				<version>1.5.21.RELEASE</version>
 			</dependency>
 			<dependency>
 				<groupId>org.springframework.boot</groupId>
 				<artifactId>spring-boot-starter-validation</artifactId>
-				<version>1.5.21.BUILD-SNAPSHOT</version>
+				<version>1.5.21.RELEASE</version>
 			</dependency>
 			<dependency>
 				<groupId>org.springframework.boot</groupId>
 				<artifactId>spring-boot-starter-web</artifactId>
-				<version>1.5.21.BUILD-SNAPSHOT</version>
+				<version>1.5.21.RELEASE</version>
 			</dependency>
 			<dependency>
 				<groupId>org.springframework.boot</groupId>
 				<artifactId>spring-boot-starter-websocket</artifactId>
-				<version>1.5.21.BUILD-SNAPSHOT</version>
+				<version>1.5.21.RELEASE</version>
 			</dependency>
 			<dependency>
 				<groupId>org.springframework.boot</groupId>
 				<artifactId>spring-boot-starter-web-services</artifactId>
-				<version>1.5.21.BUILD-SNAPSHOT</version>
+				<version>1.5.21.RELEASE</version>
 			</dependency>
 
 			<!-- Third Party -->
@@ -3048,7 +3048,7 @@
 				<plugin>
 					<groupId>org.springframework.boot</groupId>
 					<artifactId>spring-boot-maven-plugin</artifactId>
-					<version>1.5.21.BUILD-SNAPSHOT</version>
+					<version>1.5.21.RELEASE</version>
 				</plugin>
 				<plugin>
 					<groupId>org.apache.maven.plugins</groupId>
@@ -3238,35 +3238,4 @@
 			</plugin>
 		</plugins>
 	</build>
-	<profiles>
-		<profile>
-			<id>default</id>
-			<activation>
-				<activeByDefault>true</activeByDefault>
-			</activation>
-			<repositories>
-				<!-- Repositories to allow snapshot and milestone BOM imports during
-					development. This section is stripped out when a full release is prepared. -->
-				<repository>
-					<id>spring-milestones</id>
-					<name>Spring Milestones</name>
-					<url>https://repo.spring.io/milestone</url>
-					<snapshots>
-						<enabled>false</enabled>
-					</snapshots>
-				</repository>
-				<repository>
-					<id>spring-snapshots</id>
-					<name>Spring Snapshots</name>
-					<url>https://repo.spring.io/snapshot</url>
-					<snapshots>
-						<enabled>true</enabled>
-					</snapshots>
-				</repository>
-			</repositories>
-		</profile>
-		<profile>
-			<id>integration-test</id>
-		</profile>
-	</profiles>
 </project>
\ No newline at end of file
diff --git a/spring-boot-deployment-tests/pom.xml b/spring-boot-deployment-tests/pom.xml
index 3c8637a4ca5..4ce63505b3d 100644
--- a/spring-boot-deployment-tests/pom.xml
+++ b/spring-boot-deployment-tests/pom.xml
@@ -4,7 +4,7 @@
 	<parent>
 		<groupId>org.springframework.boot</groupId>
 		<artifactId>spring-boot-parent</artifactId>
-		<version>1.5.21.BUILD-SNAPSHOT</version>
+		<version>1.5.21.RELEASE</version>
 		<relativePath>../spring-boot-parent</relativePath>
 	</parent>
 	<artifactId>spring-boot-deployment-tests</artifactId>
diff --git a/spring-boot-deployment-tests/spring-boot-deployment-test-glassfish/pom.xml b/spring-boot-deployment-tests/spring-boot-deployment-test-glassfish/pom.xml
index 27f05392a92..1c9e1420def 100644
--- a/spring-boot-deployment-tests/spring-boot-deployment-test-glassfish/pom.xml
+++ b/spring-boot-deployment-tests/spring-boot-deployment-test-glassfish/pom.xml
@@ -4,7 +4,7 @@
 	<parent>
 		<groupId>org.springframework.boot</groupId>
 		<artifactId>spring-boot-deployment-tests</artifactId>
-		<version>1.5.21.BUILD-SNAPSHOT</version>
+		<version>1.5.21.RELEASE</version>
 	</parent>
 	<artifactId>spring-boot-deployment-test-glassfish</artifactId>
 	<packaging>war</packaging>
diff --git a/spring-boot-deployment-tests/spring-boot-deployment-test-tomcat/pom.xml b/spring-boot-deployment-tests/spring-boot-deployment-test-tomcat/pom.xml
index 777590190c6..f72df32b0fe 100644
--- a/spring-boot-deployment-tests/spring-boot-deployment-test-tomcat/pom.xml
+++ b/spring-boot-deployment-tests/spring-boot-deployment-test-tomcat/pom.xml
@@ -4,7 +4,7 @@
 	<parent>
 		<groupId>org.springframework.boot</groupId>
 		<artifactId>spring-boot-deployment-tests</artifactId>
-		<version>1.5.21.BUILD-SNAPSHOT</version>
+		<version>1.5.21.RELEASE</version>
 	</parent>
 	<artifactId>spring-boot-deployment-test-tomcat</artifactId>
 	<packaging>war</packaging>
diff --git a/spring-boot-deployment-tests/spring-boot-deployment-test-tomee/pom.xml b/spring-boot-deployment-tests/spring-boot-deployment-test-tomee/pom.xml
index 6c7cc8db167..dc72065dc75 100644
--- a/spring-boot-deployment-tests/spring-boot-deployment-test-tomee/pom.xml
+++ b/spring-boot-deployment-tests/spring-boot-deployment-test-tomee/pom.xml
@@ -4,7 +4,7 @@
 	<parent>
 		<groupId>org.springframework.boot</groupId>
 		<artifactId>spring-boot-deployment-tests</artifactId>
-		<version>1.5.21.BUILD-SNAPSHOT</version>
+		<version>1.5.21.RELEASE</version>
 	</parent>
 	<artifactId>spring-boot-deployment-test-tomee</artifactId>
 	<packaging>war</packaging>
diff --git a/spring-boot-deployment-tests/spring-boot-deployment-test-wildfly/pom.xml b/spring-boot-deployment-tests/spring-boot-deployment-test-wildfly/pom.xml
index fb3c6f6af7e..344ca8b6bd9 100644
--- a/spring-boot-deployment-tests/spring-boot-deployment-test-wildfly/pom.xml
+++ b/spring-boot-deployment-tests/spring-boot-deployment-test-wildfly/pom.xml
@@ -4,7 +4,7 @@
 	<parent>
 		<groupId>org.springframework.boot</groupId>
 		<artifactId>spring-boot-deployment-tests</artifactId>
-		<version>1.5.21.BUILD-SNAPSHOT</version>
+		<version>1.5.21.RELEASE</version>
 	</parent>
 	<artifactId>spring-boot-deployment-test-wildfly</artifactId>
 	<packaging>war</packaging>
diff --git a/spring-boot-deployment-tests/spring-boot-deployment-test-wlp/pom.xml b/spring-boot-deployment-tests/spring-boot-deployment-test-wlp/pom.xml
index 30be4e30bce..6cd6eb07a82 100644
--- a/spring-boot-deployment-tests/spring-boot-deployment-test-wlp/pom.xml
+++ b/spring-boot-deployment-tests/spring-boot-deployment-test-wlp/pom.xml
@@ -4,7 +4,7 @@
 	<parent>
 		<groupId>org.springframework.boot</groupId>
 		<artifactId>spring-boot-deployment-tests</artifactId>
-		<version>1.5.21.BUILD-SNAPSHOT</version>
+		<version>1.5.21.RELEASE</version>
 	</parent>
 	<artifactId>spring-boot-deployment-test-wlp</artifactId>
 	<packaging>war</packaging>
diff --git a/spring-boot-devtools/pom.xml b/spring-boot-devtools/pom.xml
index 4e8d089c525..24ce081854c 100644
--- a/spring-boot-devtools/pom.xml
+++ b/spring-boot-devtools/pom.xml
@@ -4,7 +4,7 @@
 	<parent>
 		<groupId>org.springframework.boot</groupId>
 		<artifactId>spring-boot-parent</artifactId>
-		<version>1.5.21.BUILD-SNAPSHOT</version>
+		<version>1.5.21.RELEASE</version>
 		<relativePath>../spring-boot-parent</relativePath>
 	</parent>
 	<artifactId>spring-boot-devtools</artifactId>
diff --git a/spring-boot-docs/pom.xml b/spring-boot-docs/pom.xml
index 1d707e287c1..d42e4f7d7fe 100644
--- a/spring-boot-docs/pom.xml
+++ b/spring-boot-docs/pom.xml
@@ -4,7 +4,7 @@
 	<parent>
 		<groupId>org.springframework.boot</groupId>
 		<artifactId>spring-boot-parent</artifactId>
-		<version>1.5.21.BUILD-SNAPSHOT</version>
+		<version>1.5.21.RELEASE</version>
 		<relativePath>../spring-boot-parent</relativePath>
 	</parent>
 	<artifactId>spring-boot-docs</artifactId>
diff --git a/spring-boot-full-build/pom.xml b/spring-boot-full-build/pom.xml
index 9f46bb18686..8a82500383c 100644
--- a/spring-boot-full-build/pom.xml
+++ b/spring-boot-full-build/pom.xml
@@ -3,7 +3,7 @@
 	<modelVersion>4.0.0</modelVersion>
 	<groupId>org.springframework.boot</groupId>
 	<artifactId>spring-boot-full-build</artifactId>
-	<version>1.5.21.BUILD-SNAPSHOT</version>
+	<version>1.5.21.RELEASE</version>
 	<packaging>pom</packaging>
 	<name>Spring Boot Full Build</name>
 	<description>Spring Boot Full Build</description>
diff --git a/spring-boot-integration-tests/pom.xml b/spring-boot-integration-tests/pom.xml
index d897102a583..809bbae908b 100644
--- a/spring-boot-integration-tests/pom.xml
+++ b/spring-boot-integration-tests/pom.xml
@@ -4,7 +4,7 @@
 	<parent>
 		<groupId>org.springframework.boot</groupId>
 		<artifactId>spring-boot-parent</artifactId>
-		<version>1.5.21.BUILD-SNAPSHOT</version>
+		<version>1.5.21.RELEASE</version>
 		<relativePath>../spring-boot-parent</relativePath>
 	</parent>
 	<artifactId>spring-boot-integration-tests</artifactId>
diff --git a/spring-boot-integration-tests/spring-boot-configuration-processor-tests/pom.xml b/spring-boot-integration-tests/spring-boot-configuration-processor-tests/pom.xml
index 4b79e530427..e807b2e2e89 100644
--- a/spring-boot-integration-tests/spring-boot-configuration-processor-tests/pom.xml
+++ b/spring-boot-integration-tests/spring-boot-configuration-processor-tests/pom.xml
@@ -4,7 +4,7 @@
 	<parent>
 		<groupId>org.springframework.boot</groupId>
 		<artifactId>spring-boot-integration-tests</artifactId>
-		<version>1.5.21.BUILD-SNAPSHOT</version>
+		<version>1.5.21.RELEASE</version>
 	</parent>
 	<artifactId>spring-boot-configuration-processor-tests</artifactId>
 	<name>Spring Boot Configuration Processor Tests</name>
diff --git a/spring-boot-integration-tests/spring-boot-devtools-tests/pom.xml b/spring-boot-integration-tests/spring-boot-devtools-tests/pom.xml
index 2052629ec34..2773da904c7 100644
--- a/spring-boot-integration-tests/spring-boot-devtools-tests/pom.xml
+++ b/spring-boot-integration-tests/spring-boot-devtools-tests/pom.xml
@@ -4,7 +4,7 @@
 	<parent>
 		<groupId>org.springframework.boot</groupId>
 		<artifactId>spring-boot-integration-tests</artifactId>
-		<version>1.5.21.BUILD-SNAPSHOT</version>
+		<version>1.5.21.RELEASE</version>
 	</parent>
 	<artifactId>spring-boot-devtools-tests</artifactId>
 	<name>Spring Boot DevTools Tests</name>
diff --git a/spring-boot-integration-tests/spring-boot-gradle-tests/pom.xml b/spring-boot-integration-tests/spring-boot-gradle-tests/pom.xml
index 8afafe70423..6f148a36873 100644
--- a/spring-boot-integration-tests/spring-boot-gradle-tests/pom.xml
+++ b/spring-boot-integration-tests/spring-boot-gradle-tests/pom.xml
@@ -4,7 +4,7 @@
 	<parent>
 		<groupId>org.springframework.boot</groupId>
 		<artifactId>spring-boot-integration-tests</artifactId>
-		<version>1.5.21.BUILD-SNAPSHOT</version>
+		<version>1.5.21.RELEASE</version>
 	</parent>
 	<artifactId>spring-boot-gradle-tests</artifactId>
 	<packaging>jar</packaging>
diff --git a/spring-boot-integration-tests/spring-boot-integration-tests-embedded-servlet-container/pom.xml b/spring-boot-integration-tests/spring-boot-integration-tests-embedded-servlet-container/pom.xml
index 21cfc602768..88cbf6b954f 100644
--- a/spring-boot-integration-tests/spring-boot-integration-tests-embedded-servlet-container/pom.xml
+++ b/spring-boot-integration-tests/spring-boot-integration-tests-embedded-servlet-container/pom.xml
@@ -4,7 +4,7 @@
 	<parent>
 		<groupId>org.springframework.boot</groupId>
 		<artifactId>spring-boot-integration-tests</artifactId>
-		<version>1.5.21.BUILD-SNAPSHOT</version>
+		<version>1.5.21.RELEASE</version>
 	</parent>
 	<artifactId>spring-boot-integration-tests-embedded-servlet-container</artifactId>
 	<packaging>jar</packaging>
diff --git a/spring-boot-integration-tests/spring-boot-launch-script-tests/pom.xml b/spring-boot-integration-tests/spring-boot-launch-script-tests/pom.xml
index df59bc13ba0..e441705620f 100644
--- a/spring-boot-integration-tests/spring-boot-launch-script-tests/pom.xml
+++ b/spring-boot-integration-tests/spring-boot-launch-script-tests/pom.xml
@@ -4,7 +4,7 @@
 	<parent>
 		<groupId>org.springframework.boot</groupId>
 		<artifactId>spring-boot-integration-tests</artifactId>
-		<version>1.5.21.BUILD-SNAPSHOT</version>
+		<version>1.5.21.RELEASE</version>
 	</parent>
 	<artifactId>spring-boot-launch-script-tests</artifactId>
 	<packaging>jar</packaging>
diff --git a/spring-boot-integration-tests/spring-boot-security-tests/pom.xml b/spring-boot-integration-tests/spring-boot-security-tests/pom.xml
index f03de7aa42b..368701ded8a 100644
--- a/spring-boot-integration-tests/spring-boot-security-tests/pom.xml
+++ b/spring-boot-integration-tests/spring-boot-security-tests/pom.xml
@@ -4,7 +4,7 @@
 	<parent>
 		<groupId>org.springframework.boot</groupId>
 		<artifactId>spring-boot-integration-tests</artifactId>
-		<version>1.5.21.BUILD-SNAPSHOT</version>
+		<version>1.5.21.RELEASE</version>
 	</parent>
 	<artifactId>spring-boot-security-tests</artifactId>
 	<packaging>pom</packaging>
diff --git a/spring-boot-integration-tests/spring-boot-security-tests/spring-boot-security-test-web-helloworld/pom.xml b/spring-boot-integration-tests/spring-boot-security-tests/spring-boot-security-test-web-helloworld/pom.xml
index 9b75146e041..3a65263b86b 100644
--- a/spring-boot-integration-tests/spring-boot-security-tests/spring-boot-security-test-web-helloworld/pom.xml
+++ b/spring-boot-integration-tests/spring-boot-security-tests/spring-boot-security-test-web-helloworld/pom.xml
@@ -4,7 +4,7 @@
 	<parent>
 		<groupId>org.springframework.boot</groupId>
 		<artifactId>spring-boot-security-tests</artifactId>
-		<version>1.5.21.BUILD-SNAPSHOT</version>
+		<version>1.5.21.RELEASE</version>
 		<relativePath>../</relativePath>
 	</parent>
 	<artifactId>spring-boot-security-test-web-helloworld</artifactId>
diff --git a/spring-boot-parent/pom.xml b/spring-boot-parent/pom.xml
index 4070afb7c6c..6bea8e4b1cf 100644
--- a/spring-boot-parent/pom.xml
+++ b/spring-boot-parent/pom.xml
@@ -4,7 +4,7 @@
 	<parent>
 		<groupId>org.springframework.boot</groupId>
 		<artifactId>spring-boot-dependencies</artifactId>
-		<version>1.5.21.BUILD-SNAPSHOT</version>
+		<version>1.5.21.RELEASE</version>
 		<relativePath>../spring-boot-dependencies</relativePath>
 	</parent>
 	<artifactId>spring-boot-parent</artifactId>
@@ -44,7 +44,7 @@
 			<dependency>
 				<groupId>org.springframework.boot</groupId>
 				<artifactId>spring-boot-test-support</artifactId>
-				<version>1.5.21.BUILD-SNAPSHOT</version>
+				<version>1.5.21.RELEASE</version>
 			</dependency>
 
 			<!-- Additional Dependencies the consumers of spring-boot-dependencies
diff --git a/spring-boot-samples/pom.xml b/spring-boot-samples/pom.xml
index 1fe2edd934f..5051855277f 100644
--- a/spring-boot-samples/pom.xml
+++ b/spring-boot-samples/pom.xml
@@ -4,7 +4,7 @@
 	<parent>
 		<groupId>org.springframework.boot</groupId>
 		<artifactId>spring-boot-starter-parent</artifactId>
-		<version>1.5.21.BUILD-SNAPSHOT</version>
+		<version>1.5.21.RELEASE</version>
 		<relativePath>../spring-boot-starters/spring-boot-starter-parent</relativePath>
 	</parent>
 	<artifactId>spring-boot-samples</artifactId>
diff --git a/spring-boot-samples/spring-boot-sample-activemq/pom.xml b/spring-boot-samples/spring-boot-sample-activemq/pom.xml
index 6c77cedc3bf..fbc7bd1149a 100644
--- a/spring-boot-samples/spring-boot-sample-activemq/pom.xml
+++ b/spring-boot-samples/spring-boot-sample-activemq/pom.xml
@@ -5,7 +5,7 @@
 		<!-- Your own application should inherit from spring-boot-starter-parent -->
 		<artifactId>spring-boot-samples</artifactId>
 		<groupId>org.springframework.boot</groupId>
-		<version>1.5.21.BUILD-SNAPSHOT</version>
+		<version>1.5.21.RELEASE</version>
 	</parent>
 	<artifactId>spring-boot-sample-activemq</artifactId>
 	<name>Spring Boot ActiveMQ Sample</name>
diff --git a/spring-boot-samples/spring-boot-sample-actuator-log4j2/pom.xml b/spring-boot-samples/spring-boot-sample-actuator-log4j2/pom.xml
index ffbeac4ade0..adf3cd8a5e0 100644
--- a/spring-boot-samples/spring-boot-sample-actuator-log4j2/pom.xml
+++ b/spring-boot-samples/spring-boot-sample-actuator-log4j2/pom.xml
@@ -5,7 +5,7 @@
 		<!-- Your own application should inherit from spring-boot-starter-parent -->
 		<groupId>org.springframework.boot</groupId>
 		<artifactId>spring-boot-samples</artifactId>
-		<version>1.5.21.BUILD-SNAPSHOT</version>
+		<version>1.5.21.RELEASE</version>
 	</parent>
 	<artifactId>spring-boot-sample-actuator-log4j2</artifactId>
 	<name>Spring Boot Actuator Log4j 2 Sample</name>
diff --git a/spring-boot-samples/spring-boot-sample-actuator-noweb/pom.xml b/spring-boot-samples/spring-boot-sample-actuator-noweb/pom.xml
index 76a55014025..413e93a435d 100644
--- a/spring-boot-samples/spring-boot-sample-actuator-noweb/pom.xml
+++ b/spring-boot-samples/spring-boot-sample-actuator-noweb/pom.xml
@@ -5,7 +5,7 @@
 		<!-- Your own application should inherit from spring-boot-starter-parent -->
 		<groupId>org.springframework.boot</groupId>
 		<artifactId>spring-boot-samples</artifactId>
-		<version>1.5.21.BUILD-SNAPSHOT</version>
+		<version>1.5.21.RELEASE</version>
 	</parent>
 	<artifactId>spring-boot-sample-actuator-noweb</artifactId>
 	<name>Spring Boot Actuator Non-Web Sample</name>
diff --git a/spring-boot-samples/spring-boot-sample-actuator-ui/pom.xml b/spring-boot-samples/spring-boot-sample-actuator-ui/pom.xml
index 9de21592e96..e1b380558bd 100644
--- a/spring-boot-samples/spring-boot-sample-actuator-ui/pom.xml
+++ b/spring-boot-samples/spring-boot-sample-actuator-ui/pom.xml
@@ -5,7 +5,7 @@
 		<!-- Your own application should inherit from spring-boot-starter-parent -->
 		<groupId>org.springframework.boot</groupId>
 		<artifactId>spring-boot-samples</artifactId>
-		<version>1.5.21.BUILD-SNAPSHOT</version>
+		<version>1.5.21.RELEASE</version>
 	</parent>
 	<artifactId>spring-boot-sample-actuator-ui</artifactId>
 	<name>Spring Boot Actuator UI Sample</name>
diff --git a/spring-boot-samples/spring-boot-sample-actuator/build.gradle b/spring-boot-samples/spring-boot-sample-actuator/build.gradle
index 58890bfcb3c..59d2957ee6f 100644
--- a/spring-boot-samples/spring-boot-sample-actuator/build.gradle
+++ b/spring-boot-samples/spring-boot-sample-actuator/build.gradle
@@ -1,6 +1,6 @@
 buildscript {
 	ext {
-		springBootVersion = '1.5.21.BUILD-SNAPSHOT'
+		springBootVersion = '1.5.21.RELEASE'
 	}
 	repositories {
 		// NOTE: You should declare only repositories that you need here
diff --git a/spring-boot-samples/spring-boot-sample-actuator/pom.xml b/spring-boot-samples/spring-boot-sample-actuator/pom.xml
index 26e44705ae7..debd854206c 100644
--- a/spring-boot-samples/spring-boot-sample-actuator/pom.xml
+++ b/spring-boot-samples/spring-boot-sample-actuator/pom.xml
@@ -5,7 +5,7 @@
 		<!-- Your own application should inherit from spring-boot-starter-parent -->
 		<groupId>org.springframework.boot</groupId>
 		<artifactId>spring-boot-samples</artifactId>
-		<version>1.5.21.BUILD-SNAPSHOT</version>
+		<version>1.5.21.RELEASE</version>
 	</parent>
 	<artifactId>spring-boot-sample-actuator</artifactId>
 	<name>Spring Boot Actuator Sample</name>
diff --git a/spring-boot-samples/spring-boot-sample-amqp/pom.xml b/spring-boot-samples/spring-boot-sample-amqp/pom.xml
index 9fe28162887..f0ba50df9a6 100644
--- a/spring-boot-samples/spring-boot-sample-amqp/pom.xml
+++ b/spring-boot-samples/spring-boot-sample-amqp/pom.xml
@@ -5,7 +5,7 @@
 		<!-- Your own application should inherit from spring-boot-starter-parent -->
 		<groupId>org.springframework.boot</groupId>
 		<artifactId>spring-boot-samples</artifactId>
-		<version>1.5.21.BUILD-SNAPSHOT</version>
+		<version>1.5.21.RELEASE</version>
 	</parent>
 	<artifactId>spring-boot-sample-amqp</artifactId>
 	<name>Spring Boot AMQP Sample</name>
diff --git a/spring-boot-samples/spring-boot-sample-ant/build.xml b/spring-boot-samples/spring-boot-sample-ant/build.xml
index 83270396937..2a2b5fa0bbd 100644
--- a/spring-boot-samples/spring-boot-sample-ant/build.xml
+++ b/spring-boot-samples/spring-boot-sample-ant/build.xml
@@ -11,7 +11,7 @@
 		actual jars). Run with '$ java -jar target/*.jar'.
 	</description>
 
-	<property name="spring-boot.version" value="1.5.21.BUILD-SNAPSHOT" />
+	<property name="spring-boot.version" value="1.5.21.RELEASE" />
 	<property name="lib.dir" location="${basedir}/target/lib" />
 	<property name="start-class" value="sample.ant.SampleAntApplication" />
 
diff --git a/spring-boot-samples/spring-boot-sample-ant/pom.xml b/spring-boot-samples/spring-boot-sample-ant/pom.xml
index 515eccd8f26..19797ebdec1 100644
--- a/spring-boot-samples/spring-boot-sample-ant/pom.xml
+++ b/spring-boot-samples/spring-boot-sample-ant/pom.xml
@@ -4,7 +4,7 @@
 	<parent>
 		<groupId>org.springframework.boot</groupId>
 		<artifactId>spring-boot-samples</artifactId>
-		<version>1.5.21.BUILD-SNAPSHOT</version>
+		<version>1.5.21.RELEASE</version>
 	</parent>
 	<artifactId>spring-boot-sample-ant</artifactId>
 	<name>Spring Boot Ant Sample</name>
@@ -31,7 +31,7 @@
 		<dependency>
 			<groupId>org.springframework.boot</groupId>
 			<artifactId>spring-boot-antlib</artifactId>
-			<version>1.5.21.BUILD-SNAPSHOT</version>
+			<version>1.5.21.RELEASE</version>
 		</dependency>
 		<!-- Test -->
 		<dependency>
@@ -84,7 +84,7 @@
 					<dependency>
 						<groupId>org.springframework.boot</groupId>
 						<artifactId>spring-boot-antlib</artifactId>
-						<version>1.5.21.BUILD-SNAPSHOT</version>
+						<version>1.5.21.RELEASE</version>
 					</dependency>
 				</dependencies>
 			</plugin>
diff --git a/spring-boot-samples/spring-boot-sample-aop/pom.xml b/spring-boot-samples/spring-boot-sample-aop/pom.xml
index 309b6db5068..4ed65af81db 100644
--- a/spring-boot-samples/spring-boot-sample-aop/pom.xml
+++ b/spring-boot-samples/spring-boot-sample-aop/pom.xml
@@ -5,7 +5,7 @@
 		<!-- Your own application should inherit from spring-boot-starter-parent -->
 		<groupId>org.springframework.boot</groupId>
 		<artifactId>spring-boot-samples</artifactId>
-		<version>1.5.21.BUILD-SNAPSHOT</version>
+		<version>1.5.21.RELEASE</version>
 	</parent>
 	<artifactId>spring-boot-sample-aop</artifactId>
 	<name>Spring Boot AOP Sample</name>
diff --git a/spring-boot-samples/spring-boot-sample-atmosphere/pom.xml b/spring-boot-samples/spring-boot-sample-atmosphere/pom.xml
index d1283449bce..1e093c617d6 100644
--- a/spring-boot-samples/spring-boot-sample-atmosphere/pom.xml
+++ b/spring-boot-samples/spring-boot-sample-atmosphere/pom.xml
@@ -5,7 +5,7 @@
 		<!-- Your own application should inherit from spring-boot-starter-parent -->
 		<groupId>org.springframework.boot</groupId>
 		<artifactId>spring-boot-samples</artifactId>
-		<version>1.5.21.BUILD-SNAPSHOT</version>
+		<version>1.5.21.RELEASE</version>
 	</parent>
 	<artifactId>spring-boot-sample-atmosphere</artifactId>
 	<name>Spring Boot Atmosphere Sample</name>
diff --git a/spring-boot-samples/spring-boot-sample-batch/pom.xml b/spring-boot-samples/spring-boot-sample-batch/pom.xml
index f4955d57bbb..d02fa2e3bea 100644
--- a/spring-boot-samples/spring-boot-sample-batch/pom.xml
+++ b/spring-boot-samples/spring-boot-sample-batch/pom.xml
@@ -5,7 +5,7 @@
 		<!-- Your own application should inherit from spring-boot-starter-parent -->
 		<groupId>org.springframework.boot</groupId>
 		<artifactId>spring-boot-samples</artifactId>
-		<version>1.5.21.BUILD-SNAPSHOT</version>
+		<version>1.5.21.RELEASE</version>
 	</parent>
 	<artifactId>spring-boot-sample-batch</artifactId>
 	<name>Spring Boot Batch Sample</name>
diff --git a/spring-boot-samples/spring-boot-sample-cache/pom.xml b/spring-boot-samples/spring-boot-sample-cache/pom.xml
index 7f14969d199..a9fca08f01e 100644
--- a/spring-boot-samples/spring-boot-sample-cache/pom.xml
+++ b/spring-boot-samples/spring-boot-sample-cache/pom.xml
@@ -5,7 +5,7 @@
 		<!-- Your own application should inherit from spring-boot-starter-parent -->
 		<groupId>org.springframework.boot</groupId>
 		<artifactId>spring-boot-samples</artifactId>
-		<version>1.5.21.BUILD-SNAPSHOT</version>
+		<version>1.5.21.RELEASE</version>
 	</parent>
 	<artifactId>spring-boot-sample-cache</artifactId>
 	<name>Spring Boot Cache Sample</name>
diff --git a/spring-boot-samples/spring-boot-sample-custom-layout/pom.xml b/spring-boot-samples/spring-boot-sample-custom-layout/pom.xml
index 7aeb3d45122..0361da87045 100644
--- a/spring-boot-samples/spring-boot-sample-custom-layout/pom.xml
+++ b/spring-boot-samples/spring-boot-sample-custom-layout/pom.xml
@@ -5,7 +5,7 @@
 		<!-- Your own application should inherit from spring-boot-starter-parent -->
 		<groupId>org.springframework.boot</groupId>
 		<artifactId>spring-boot-samples</artifactId>
-		<version>1.5.21.BUILD-SNAPSHOT</version>
+		<version>1.5.21.RELEASE</version>
 	</parent>
 	<artifactId>spring-boot-sample-custom-layout</artifactId>
 	<name>Spring Boot Custom Layout Sample</name>
diff --git a/spring-boot-samples/spring-boot-sample-data-cassandra/pom.xml b/spring-boot-samples/spring-boot-sample-data-cassandra/pom.xml
index ca8a4f86f7e..ed36af2e052 100644
--- a/spring-boot-samples/spring-boot-sample-data-cassandra/pom.xml
+++ b/spring-boot-samples/spring-boot-sample-data-cassandra/pom.xml
@@ -5,7 +5,7 @@
 		<!-- Your own application should inherit from spring-boot-starter-parent -->
 		<groupId>org.springframework.boot</groupId>
 		<artifactId>spring-boot-samples</artifactId>
-		<version>1.5.21.BUILD-SNAPSHOT</version>
+		<version>1.5.21.RELEASE</version>
 	</parent>
 	<artifactId>spring-boot-sample-data-cassandra</artifactId>
 	<name>Spring Boot Data Cassandra Sample</name>
diff --git a/spring-boot-samples/spring-boot-sample-data-couchbase/pom.xml b/spring-boot-samples/spring-boot-sample-data-couchbase/pom.xml
index b01d965e684..ebe669de1d0 100644
--- a/spring-boot-samples/spring-boot-sample-data-couchbase/pom.xml
+++ b/spring-boot-samples/spring-boot-sample-data-couchbase/pom.xml
@@ -4,7 +4,7 @@
 	<parent>
 		<artifactId>spring-boot-samples</artifactId>
 		<groupId>org.springframework.boot</groupId>
-		<version>1.5.21.BUILD-SNAPSHOT</version>
+		<version>1.5.21.RELEASE</version>
 	</parent>
 	<artifactId>spring-boot-sample-data-couchbase</artifactId>
 	<name>Spring Boot Data Couchbase Sample</name>
diff --git a/spring-boot-samples/spring-boot-sample-data-elasticsearch/pom.xml b/spring-boot-samples/spring-boot-sample-data-elasticsearch/pom.xml
index 596c81c84fe..39f0e00ea31 100644
--- a/spring-boot-samples/spring-boot-sample-data-elasticsearch/pom.xml
+++ b/spring-boot-samples/spring-boot-sample-data-elasticsearch/pom.xml
@@ -5,7 +5,7 @@
 		<!-- Your own application should inherit from spring-boot-starter-parent -->
 		<groupId>org.springframework.boot</groupId>
 		<artifactId>spring-boot-samples</artifactId>
-		<version>1.5.21.BUILD-SNAPSHOT</version>
+		<version>1.5.21.RELEASE</version>
 	</parent>
 	<artifactId>spring-boot-sample-data-elasticsearch</artifactId>
 	<name>Spring Boot Data Elasticsearch Sample</name>
diff --git a/spring-boot-samples/spring-boot-sample-data-gemfire/pom.xml b/spring-boot-samples/spring-boot-sample-data-gemfire/pom.xml
index fa58cd4eccc..4f260f64cab 100644
--- a/spring-boot-samples/spring-boot-sample-data-gemfire/pom.xml
+++ b/spring-boot-samples/spring-boot-sample-data-gemfire/pom.xml
@@ -5,7 +5,7 @@
 		<!-- Your own application should inherit from spring-boot-starter-parent -->
 		<groupId>org.springframework.boot</groupId>
 		<artifactId>spring-boot-samples</artifactId>
-		<version>1.5.21.BUILD-SNAPSHOT</version>
+		<version>1.5.21.RELEASE</version>
 	</parent>
 	<artifactId>spring-boot-sample-data-gemfire</artifactId>
 	<name>Spring Boot Data GemFire Sample</name>
diff --git a/spring-boot-samples/spring-boot-sample-data-jpa/pom.xml b/spring-boot-samples/spring-boot-sample-data-jpa/pom.xml
index 6915301844a..ed10238b2ca 100755
--- a/spring-boot-samples/spring-boot-sample-data-jpa/pom.xml
+++ b/spring-boot-samples/spring-boot-sample-data-jpa/pom.xml
@@ -5,7 +5,7 @@
 		<!-- Your own application should inherit from spring-boot-starter-parent -->
 		<groupId>org.springframework.boot</groupId>
 		<artifactId>spring-boot-samples</artifactId>
-		<version>1.5.21.BUILD-SNAPSHOT</version>
+		<version>1.5.21.RELEASE</version>
 	</parent>
 	<artifactId>spring-boot-sample-data-jpa</artifactId>
 	<name>Spring Boot Data JPA Sample</name>
diff --git a/spring-boot-samples/spring-boot-sample-data-ldap/pom.xml b/spring-boot-samples/spring-boot-sample-data-ldap/pom.xml
index adc4d7fef33..b60861d87a4 100644
--- a/spring-boot-samples/spring-boot-sample-data-ldap/pom.xml
+++ b/spring-boot-samples/spring-boot-sample-data-ldap/pom.xml
@@ -5,7 +5,7 @@
 		<!-- Your own application should inherit from spring-boot-starter-parent -->
 		<groupId>org.springframework.boot</groupId>
 		<artifactId>spring-boot-samples</artifactId>
-		<version>1.5.21.BUILD-SNAPSHOT</version>
+		<version>1.5.21.RELEASE</version>
 	</parent>
 	<artifactId>spring-boot-sample-data-ldap</artifactId>
 	<name>Spring Boot Data LDAP Sample</name>
diff --git a/spring-boot-samples/spring-boot-sample-data-mongodb/pom.xml b/spring-boot-samples/spring-boot-sample-data-mongodb/pom.xml
index d542e320179..e221f9bbfc0 100644
--- a/spring-boot-samples/spring-boot-sample-data-mongodb/pom.xml
+++ b/spring-boot-samples/spring-boot-sample-data-mongodb/pom.xml
@@ -5,7 +5,7 @@
 		<!-- Your own application should inherit from spring-boot-starter-parent -->
 		<groupId>org.springframework.boot</groupId>
 		<artifactId>spring-boot-samples</artifactId>
-		<version>1.5.21.BUILD-SNAPSHOT</version>
+		<version>1.5.21.RELEASE</version>
 	</parent>
 	<artifactId>spring-boot-sample-data-mongodb</artifactId>
 	<name>Spring Boot Data MongoDB Sample</name>
diff --git a/spring-boot-samples/spring-boot-sample-data-neo4j/pom.xml b/spring-boot-samples/spring-boot-sample-data-neo4j/pom.xml
index 738bcb15dd1..ae7ec4e1666 100644
--- a/spring-boot-samples/spring-boot-sample-data-neo4j/pom.xml
+++ b/spring-boot-samples/spring-boot-sample-data-neo4j/pom.xml
@@ -5,7 +5,7 @@
 		<!-- Your own application should inherit from spring-boot-starter-parent -->
 		<groupId>org.springframework.boot</groupId>
 		<artifactId>spring-boot-samples</artifactId>
-		<version>1.5.21.BUILD-SNAPSHOT</version>
+		<version>1.5.21.RELEASE</version>
 	</parent>
 	<artifactId>spring-boot-sample-data-neo4j</artifactId>
 	<name>Spring Boot Data Neo4j Sample</name>
diff --git a/spring-boot-samples/spring-boot-sample-data-redis/pom.xml b/spring-boot-samples/spring-boot-sample-data-redis/pom.xml
index 4baaa907d21..1c828c27792 100644
--- a/spring-boot-samples/spring-boot-sample-data-redis/pom.xml
+++ b/spring-boot-samples/spring-boot-sample-data-redis/pom.xml
@@ -5,7 +5,7 @@
 		<!-- Your own application should inherit from spring-boot-starter-parent -->
 		<groupId>org.springframework.boot</groupId>
 		<artifactId>spring-boot-samples</artifactId>
-		<version>1.5.21.BUILD-SNAPSHOT</version>
+		<version>1.5.21.RELEASE</version>
 	</parent>
 	<artifactId>spring-boot-sample-data-redis</artifactId>
 	<name>Spring Boot Data Redis Sample</name>
diff --git a/spring-boot-samples/spring-boot-sample-data-rest/pom.xml b/spring-boot-samples/spring-boot-sample-data-rest/pom.xml
index ccf9fbd9223..c05df6a89de 100644
--- a/spring-boot-samples/spring-boot-sample-data-rest/pom.xml
+++ b/spring-boot-samples/spring-boot-sample-data-rest/pom.xml
@@ -5,7 +5,7 @@
 		<!-- Your own application should inherit from spring-boot-starter-parent -->
 		<groupId>org.springframework.boot</groupId>
 		<artifactId>spring-boot-samples</artifactId>
-		<version>1.5.21.BUILD-SNAPSHOT</version>
+		<version>1.5.21.RELEASE</version>
 	</parent>
 	<artifactId>spring-boot-sample-data-rest</artifactId>
 	<name>Spring Boot Data REST Sample</name>
diff --git a/spring-boot-samples/spring-boot-sample-data-solr/pom.xml b/spring-boot-samples/spring-boot-sample-data-solr/pom.xml
index 22854cb30e3..2a416e02f44 100644
--- a/spring-boot-samples/spring-boot-sample-data-solr/pom.xml
+++ b/spring-boot-samples/spring-boot-sample-data-solr/pom.xml
@@ -5,7 +5,7 @@
 		<!-- Your own application should inherit from spring-boot-starter-parent -->
 		<groupId>org.springframework.boot</groupId>
 		<artifactId>spring-boot-samples</artifactId>
-		<version>1.5.21.BUILD-SNAPSHOT</version>
+		<version>1.5.21.RELEASE</version>
 	</parent>
 	<artifactId>spring-boot-sample-data-solr</artifactId>
 	<name>Spring Boot Data Solr Sample</name>
diff --git a/spring-boot-samples/spring-boot-sample-devtools/pom.xml b/spring-boot-samples/spring-boot-sample-devtools/pom.xml
index c3040ca4837..74098b68a22 100644
--- a/spring-boot-samples/spring-boot-sample-devtools/pom.xml
+++ b/spring-boot-samples/spring-boot-sample-devtools/pom.xml
@@ -5,7 +5,7 @@
 		<!-- Your own application should inherit from spring-boot-starter-parent -->
 		<groupId>org.springframework.boot</groupId>
 		<artifactId>spring-boot-samples</artifactId>
-		<version>1.5.21.BUILD-SNAPSHOT</version>
+		<version>1.5.21.RELEASE</version>
 	</parent>
 	<artifactId>spring-boot-sample-devtools</artifactId>
 	<name>Spring Boot Developer Tools Sample</name>
diff --git a/spring-boot-samples/spring-boot-sample-flyway/pom.xml b/spring-boot-samples/spring-boot-sample-flyway/pom.xml
index a700fd1b2e8..ce6e5ca5b85 100644
--- a/spring-boot-samples/spring-boot-sample-flyway/pom.xml
+++ b/spring-boot-samples/spring-boot-sample-flyway/pom.xml
@@ -5,7 +5,7 @@
 		<!-- Your own application should inherit from spring-boot-starter-parent -->
 		<groupId>org.springframework.boot</groupId>
 		<artifactId>spring-boot-samples</artifactId>
-		<version>1.5.21.BUILD-SNAPSHOT</version>
+		<version>1.5.21.RELEASE</version>
 	</parent>
 	<artifactId>spring-boot-sample-flyway</artifactId>
 	<name>Spring Boot Flyway Sample</name>
diff --git a/spring-boot-samples/spring-boot-sample-hateoas/pom.xml b/spring-boot-samples/spring-boot-sample-hateoas/pom.xml
index 84c6849523e..8adcfb784af 100644
--- a/spring-boot-samples/spring-boot-sample-hateoas/pom.xml
+++ b/spring-boot-samples/spring-boot-sample-hateoas/pom.xml
@@ -5,7 +5,7 @@
 		<!-- Your own application should inherit from spring-boot-starter-parent -->
 		<groupId>org.springframework.boot</groupId>
 		<artifactId>spring-boot-samples</artifactId>
-		<version>1.5.21.BUILD-SNAPSHOT</version>
+		<version>1.5.21.RELEASE</version>
 	</parent>
 	<artifactId>spring-boot-sample-hateoas</artifactId>
 	<name>Spring Boot Hateoas Sample</name>
diff --git a/spring-boot-samples/spring-boot-sample-hibernate4/pom.xml b/spring-boot-samples/spring-boot-sample-hibernate4/pom.xml
index 0a66e90b70e..ed74c82671a 100755
--- a/spring-boot-samples/spring-boot-sample-hibernate4/pom.xml
+++ b/spring-boot-samples/spring-boot-sample-hibernate4/pom.xml
@@ -5,7 +5,7 @@
 		<!-- Your own application should inherit from spring-boot-starter-parent -->
 		<groupId>org.springframework.boot</groupId>
 		<artifactId>spring-boot-samples</artifactId>
-		<version>1.5.21.BUILD-SNAPSHOT</version>
+		<version>1.5.21.RELEASE</version>
 	</parent>
 	<artifactId>spring-boot-sample-hibernate4</artifactId>
 	<name>Spring Boot Hibernate 4 Sample</name>
diff --git a/spring-boot-samples/spring-boot-sample-hibernate52/pom.xml b/spring-boot-samples/spring-boot-sample-hibernate52/pom.xml
index 3b984491031..32babc5497c 100755
--- a/spring-boot-samples/spring-boot-sample-hibernate52/pom.xml
+++ b/spring-boot-samples/spring-boot-sample-hibernate52/pom.xml
@@ -5,7 +5,7 @@
 		<!-- Your own application should inherit from spring-boot-starter-parent -->
 		<groupId>org.springframework.boot</groupId>
 		<artifactId>spring-boot-samples</artifactId>
-		<version>1.5.21.BUILD-SNAPSHOT</version>
+		<version>1.5.21.RELEASE</version>
 	</parent>
 	<artifactId>spring-boot-sample-hibernate52</artifactId>
 	<name>Spring Boot Hibernate 5.2 Sample</name>
diff --git a/spring-boot-samples/spring-boot-sample-hypermedia-gson/pom.xml b/spring-boot-samples/spring-boot-sample-hypermedia-gson/pom.xml
index e639ff5dbb4..b84f417e0c2 100644
--- a/spring-boot-samples/spring-boot-sample-hypermedia-gson/pom.xml
+++ b/spring-boot-samples/spring-boot-sample-hypermedia-gson/pom.xml
@@ -5,7 +5,7 @@
 		<!-- Your own application should inherit from spring-boot-starter-parent -->
 		<groupId>org.springframework.boot</groupId>
 		<artifactId>spring-boot-samples</artifactId>
-		<version>1.5.21.BUILD-SNAPSHOT</version>
+		<version>1.5.21.RELEASE</version>
 	</parent>
 	<artifactId>spring-boot-sample-hypermedia-gson</artifactId>
 	<name>Spring Boot Hypermedia GSON Sample</name>
diff --git a/spring-boot-samples/spring-boot-sample-hypermedia-jpa/pom.xml b/spring-boot-samples/spring-boot-sample-hypermedia-jpa/pom.xml
index 83fe553b068..646e2806aeb 100644
--- a/spring-boot-samples/spring-boot-sample-hypermedia-jpa/pom.xml
+++ b/spring-boot-samples/spring-boot-sample-hypermedia-jpa/pom.xml
@@ -5,7 +5,7 @@
 		<!-- Your own application should inherit from spring-boot-starter-parent -->
 		<groupId>org.springframework.boot</groupId>
 		<artifactId>spring-boot-samples</artifactId>
-		<version>1.5.21.BUILD-SNAPSHOT</version>
+		<version>1.5.21.RELEASE</version>
 	</parent>
 	<artifactId>spring-boot-sample-hypermedia-jpa</artifactId>
 	<name>Spring Boot Hypermedia JPA Sample</name>
diff --git a/spring-boot-samples/spring-boot-sample-hypermedia-ui-secure/pom.xml b/spring-boot-samples/spring-boot-sample-hypermedia-ui-secure/pom.xml
index 645f3bffc3c..ca9984bed52 100644
--- a/spring-boot-samples/spring-boot-sample-hypermedia-ui-secure/pom.xml
+++ b/spring-boot-samples/spring-boot-sample-hypermedia-ui-secure/pom.xml
@@ -3,7 +3,7 @@
 	<parent>
 		<artifactId>spring-boot-samples</artifactId>
 		<groupId>org.springframework.boot</groupId>
-		<version>1.5.21.BUILD-SNAPSHOT</version>
+		<version>1.5.21.RELEASE</version>
 	</parent>
 	<modelVersion>4.0.0</modelVersion>
 	<artifactId>spring-boot-sample-hypermedia-ui-secure</artifactId>
diff --git a/spring-boot-samples/spring-boot-sample-hypermedia-ui/pom.xml b/spring-boot-samples/spring-boot-sample-hypermedia-ui/pom.xml
index 9c6dd6525f7..bfdabad74f7 100644
--- a/spring-boot-samples/spring-boot-sample-hypermedia-ui/pom.xml
+++ b/spring-boot-samples/spring-boot-sample-hypermedia-ui/pom.xml
@@ -5,7 +5,7 @@
 		<!-- Your own application should inherit from spring-boot-starter-parent -->
 		<groupId>org.springframework.boot</groupId>
 		<artifactId>spring-boot-samples</artifactId>
-		<version>1.5.21.BUILD-SNAPSHOT</version>
+		<version>1.5.21.RELEASE</version>
 	</parent>
 	<artifactId>spring-boot-sample-hypermedia-ui</artifactId>
 	<name>Spring Boot Hypermedia UI Sample</name>
diff --git a/spring-boot-samples/spring-boot-sample-hypermedia/pom.xml b/spring-boot-samples/spring-boot-sample-hypermedia/pom.xml
index c39cd385ef1..2e354f9d2a9 100644
--- a/spring-boot-samples/spring-boot-sample-hypermedia/pom.xml
+++ b/spring-boot-samples/spring-boot-sample-hypermedia/pom.xml
@@ -5,7 +5,7 @@
 		<!-- Your own application should inherit from spring-boot-starter-parent -->
 		<groupId>org.springframework.boot</groupId>
 		<artifactId>spring-boot-samples</artifactId>
-		<version>1.5.21.BUILD-SNAPSHOT</version>
+		<version>1.5.21.RELEASE</version>
 	</parent>
 	<artifactId>spring-boot-sample-hypermedia</artifactId>
 	<name>Spring Boot Hypermedia Sample</name>
diff --git a/spring-boot-samples/spring-boot-sample-integration/pom.xml b/spring-boot-samples/spring-boot-sample-integration/pom.xml
index f61d1b8eecb..b980af2d985 100644
--- a/spring-boot-samples/spring-boot-sample-integration/pom.xml
+++ b/spring-boot-samples/spring-boot-sample-integration/pom.xml
@@ -5,7 +5,7 @@
 		<!-- Your own application should inherit from spring-boot-starter-parent -->
 		<groupId>org.springframework.boot</groupId>
 		<artifactId>spring-boot-samples</artifactId>
-		<version>1.5.21.BUILD-SNAPSHOT</version>
+		<version>1.5.21.RELEASE</version>
 	</parent>
 	<artifactId>spring-boot-sample-integration</artifactId>
 	<name>Spring Boot Integration Sample</name>
diff --git a/spring-boot-samples/spring-boot-sample-jersey/pom.xml b/spring-boot-samples/spring-boot-sample-jersey/pom.xml
index 41aef69bac7..259943223d4 100644
--- a/spring-boot-samples/spring-boot-sample-jersey/pom.xml
+++ b/spring-boot-samples/spring-boot-sample-jersey/pom.xml
@@ -5,7 +5,7 @@
 		<!-- Your own application should inherit from spring-boot-starter-parent -->
 		<groupId>org.springframework.boot</groupId>
 		<artifactId>spring-boot-samples</artifactId>
-		<version>1.5.21.BUILD-SNAPSHOT</version>
+		<version>1.5.21.RELEASE</version>
 	</parent>
 	<artifactId>spring-boot-sample-jersey</artifactId>
 	<packaging>war</packaging>
diff --git a/spring-boot-samples/spring-boot-sample-jersey1/pom.xml b/spring-boot-samples/spring-boot-sample-jersey1/pom.xml
index e082c73dc94..0e6bb3bc6b1 100644
--- a/spring-boot-samples/spring-boot-sample-jersey1/pom.xml
+++ b/spring-boot-samples/spring-boot-sample-jersey1/pom.xml
@@ -5,7 +5,7 @@
 		<!-- Your own application should inherit from spring-boot-starter-parent -->
 		<groupId>org.springframework.boot</groupId>
 		<artifactId>spring-boot-samples</artifactId>
-		<version>1.5.21.BUILD-SNAPSHOT</version>
+		<version>1.5.21.RELEASE</version>
 	</parent>
 	<artifactId>spring-boot-sample-jersey1</artifactId>
 	<name>Spring Boot Jersey 1 Sample</name>
diff --git a/spring-boot-samples/spring-boot-sample-jetty-jsp/pom.xml b/spring-boot-samples/spring-boot-sample-jetty-jsp/pom.xml
index bf9c54186f1..f7134a898a2 100644
--- a/spring-boot-samples/spring-boot-sample-jetty-jsp/pom.xml
+++ b/spring-boot-samples/spring-boot-sample-jetty-jsp/pom.xml
@@ -5,7 +5,7 @@
 		<!-- Your own application should inherit from spring-boot-starter-parent -->
 		<groupId>org.springframework.boot</groupId>
 		<artifactId>spring-boot-samples</artifactId>
-		<version>1.5.21.BUILD-SNAPSHOT</version>
+		<version>1.5.21.RELEASE</version>
 	</parent>
 	<artifactId>spring-boot-sample-jetty-jsp</artifactId>
 	<packaging>war</packaging>
diff --git a/spring-boot-samples/spring-boot-sample-jetty-ssl/pom.xml b/spring-boot-samples/spring-boot-sample-jetty-ssl/pom.xml
index 3700883961b..b9d9f49cfa8 100644
--- a/spring-boot-samples/spring-boot-sample-jetty-ssl/pom.xml
+++ b/spring-boot-samples/spring-boot-sample-jetty-ssl/pom.xml
@@ -5,7 +5,7 @@
 		<!-- Your own application should inherit from spring-boot-starter-parent -->
 		<groupId>org.springframework.boot</groupId>
 		<artifactId>spring-boot-samples</artifactId>
-		<version>1.5.21.BUILD-SNAPSHOT</version>
+		<version>1.5.21.RELEASE</version>
 	</parent>
 	<artifactId>spring-boot-sample-jetty-ssl</artifactId>
 	<name>Spring Boot Jetty SSL Sample</name>
diff --git a/spring-boot-samples/spring-boot-sample-jetty/pom.xml b/spring-boot-samples/spring-boot-sample-jetty/pom.xml
index 1729f6c049e..6a80791a1b2 100644
--- a/spring-boot-samples/spring-boot-sample-jetty/pom.xml
+++ b/spring-boot-samples/spring-boot-sample-jetty/pom.xml
@@ -5,7 +5,7 @@
 		<!-- Your own application should inherit from spring-boot-starter-parent -->
 		<groupId>org.springframework.boot</groupId>
 		<artifactId>spring-boot-samples</artifactId>
-		<version>1.5.21.BUILD-SNAPSHOT</version>
+		<version>1.5.21.RELEASE</version>
 	</parent>
 	<artifactId>spring-boot-sample-jetty</artifactId>
 	<name>Spring Boot Jetty Sample</name>
diff --git a/spring-boot-samples/spring-boot-sample-jetty8-ssl/pom.xml b/spring-boot-samples/spring-boot-sample-jetty8-ssl/pom.xml
index 549915b7882..988aa01846f 100644
--- a/spring-boot-samples/spring-boot-sample-jetty8-ssl/pom.xml
+++ b/spring-boot-samples/spring-boot-sample-jetty8-ssl/pom.xml
@@ -5,7 +5,7 @@
 		<!-- Your own application should inherit from spring-boot-starter-parent -->
 		<groupId>org.springframework.boot</groupId>
 		<artifactId>spring-boot-samples</artifactId>
-		<version>1.5.21.BUILD-SNAPSHOT</version>
+		<version>1.5.21.RELEASE</version>
 	</parent>
 	<artifactId>spring-boot-sample-jetty8-ssl</artifactId>
 	<name>Spring Boot Jetty 8 SSL Sample</name>
diff --git a/spring-boot-samples/spring-boot-sample-jetty8/pom.xml b/spring-boot-samples/spring-boot-sample-jetty8/pom.xml
index dc84bdd33aa..dda91e770a8 100644
--- a/spring-boot-samples/spring-boot-sample-jetty8/pom.xml
+++ b/spring-boot-samples/spring-boot-sample-jetty8/pom.xml
@@ -5,7 +5,7 @@
 		<!-- Your own application should inherit from spring-boot-starter-parent -->
 		<groupId>org.springframework.boot</groupId>
 		<artifactId>spring-boot-samples</artifactId>
-		<version>1.5.21.BUILD-SNAPSHOT</version>
+		<version>1.5.21.RELEASE</version>
 	</parent>
 	<artifactId>spring-boot-sample-jetty8</artifactId>
 	<name>Spring Boot Jetty 8 Sample</name>
diff --git a/spring-boot-samples/spring-boot-sample-jetty92/pom.xml b/spring-boot-samples/spring-boot-sample-jetty92/pom.xml
index 0065bb087d5..0f0e9f20f57 100644
--- a/spring-boot-samples/spring-boot-sample-jetty92/pom.xml
+++ b/spring-boot-samples/spring-boot-sample-jetty92/pom.xml
@@ -5,7 +5,7 @@
 		<!-- Your own application should inherit from spring-boot-starter-parent -->
 		<groupId>org.springframework.boot</groupId>
 		<artifactId>spring-boot-samples</artifactId>
-		<version>1.5.21.BUILD-SNAPSHOT</version>
+		<version>1.5.21.RELEASE</version>
 	</parent>
 	<artifactId>spring-boot-sample-jetty92</artifactId>
 	<name>Spring Boot Jetty 9.2 Sample</name>
diff --git a/spring-boot-samples/spring-boot-sample-jetty93/pom.xml b/spring-boot-samples/spring-boot-sample-jetty93/pom.xml
index 8ebba93ba35..eeef20913a0 100644
--- a/spring-boot-samples/spring-boot-sample-jetty93/pom.xml
+++ b/spring-boot-samples/spring-boot-sample-jetty93/pom.xml
@@ -5,7 +5,7 @@
 		<!-- Your own application should inherit from spring-boot-starter-parent -->
 		<groupId>org.springframework.boot</groupId>
 		<artifactId>spring-boot-samples</artifactId>
-		<version>1.5.21.BUILD-SNAPSHOT</version>
+		<version>1.5.21.RELEASE</version>
 	</parent>
 	<artifactId>spring-boot-sample-jetty93</artifactId>
 	<name>Spring Boot Jetty 9.3 Sample</name>
diff --git a/spring-boot-samples/spring-boot-sample-jooq/pom.xml b/spring-boot-samples/spring-boot-sample-jooq/pom.xml
index 7d6678977c6..0d4d46a8f5f 100644
--- a/spring-boot-samples/spring-boot-sample-jooq/pom.xml
+++ b/spring-boot-samples/spring-boot-sample-jooq/pom.xml
@@ -5,7 +5,7 @@
 		<!-- Your own application should inherit from spring-boot-starter-parent -->
 		<groupId>org.springframework.boot</groupId>
 		<artifactId>spring-boot-samples</artifactId>
-		<version>1.5.21.BUILD-SNAPSHOT</version>
+		<version>1.5.21.RELEASE</version>
 	</parent>
 	<artifactId>spring-boot-sample-jooq</artifactId>
 	<name>Spring Boot jOOQ Sample</name>
diff --git a/spring-boot-samples/spring-boot-sample-jpa/pom.xml b/spring-boot-samples/spring-boot-sample-jpa/pom.xml
index d3db92ca612..a018d2f30ce 100644
--- a/spring-boot-samples/spring-boot-sample-jpa/pom.xml
+++ b/spring-boot-samples/spring-boot-sample-jpa/pom.xml
@@ -5,7 +5,7 @@
 		<!-- Your own application should inherit from spring-boot-starter-parent -->
 		<groupId>org.springframework.boot</groupId>
 		<artifactId>spring-boot-samples</artifactId>
-		<version>1.5.21.BUILD-SNAPSHOT</version>
+		<version>1.5.21.RELEASE</version>
 	</parent>
 	<artifactId>spring-boot-sample-jpa</artifactId>
 	<name>Spring Boot JPA Sample</name>
diff --git a/spring-boot-samples/spring-boot-sample-jta-atomikos/pom.xml b/spring-boot-samples/spring-boot-sample-jta-atomikos/pom.xml
index 6a9a3798651..f0ba4d7d44d 100644
--- a/spring-boot-samples/spring-boot-sample-jta-atomikos/pom.xml
+++ b/spring-boot-samples/spring-boot-sample-jta-atomikos/pom.xml
@@ -5,7 +5,7 @@
 		<!-- Your own application should inherit from spring-boot-starter-parent -->
 		<groupId>org.springframework.boot</groupId>
 		<artifactId>spring-boot-samples</artifactId>
-		<version>1.5.21.BUILD-SNAPSHOT</version>
+		<version>1.5.21.RELEASE</version>
 	</parent>
 	<artifactId>spring-boot-sample-jta-atomikos</artifactId>
 	<name>Spring Boot Atomikos JTA Sample</name>
diff --git a/spring-boot-samples/spring-boot-sample-jta-bitronix/pom.xml b/spring-boot-samples/spring-boot-sample-jta-bitronix/pom.xml
index ee96d739a31..6d2869a9f9e 100644
--- a/spring-boot-samples/spring-boot-sample-jta-bitronix/pom.xml
+++ b/spring-boot-samples/spring-boot-sample-jta-bitronix/pom.xml
@@ -5,7 +5,7 @@
 		<!-- Your own application should inherit from spring-boot-starter-parent -->
 		<groupId>org.springframework.boot</groupId>
 		<artifactId>spring-boot-samples</artifactId>
-		<version>1.5.21.BUILD-SNAPSHOT</version>
+		<version>1.5.21.RELEASE</version>
 	</parent>
 	<artifactId>spring-boot-sample-jta-bitronix</artifactId>
 	<name>Spring Boot Bitronix JTA Sample</name>
diff --git a/spring-boot-samples/spring-boot-sample-jta-jndi/pom.xml b/spring-boot-samples/spring-boot-sample-jta-jndi/pom.xml
index 133e416a43b..99c6ff29c4e 100644
--- a/spring-boot-samples/spring-boot-sample-jta-jndi/pom.xml
+++ b/spring-boot-samples/spring-boot-sample-jta-jndi/pom.xml
@@ -5,7 +5,7 @@
 		<!-- Your own application should inherit from spring-boot-starter-parent -->
 		<groupId>org.springframework.boot</groupId>
 		<artifactId>spring-boot-samples</artifactId>
-		<version>1.5.21.BUILD-SNAPSHOT</version>
+		<version>1.5.21.RELEASE</version>
 	</parent>
 	<artifactId>spring-boot-sample-jta-jndi</artifactId>
 	<name>Spring Boot JNDI JTA Sample</name>
diff --git a/spring-boot-samples/spring-boot-sample-jta-narayana/pom.xml b/spring-boot-samples/spring-boot-sample-jta-narayana/pom.xml
index 1b1c0f1b0ed..5fc33a935eb 100644
--- a/spring-boot-samples/spring-boot-sample-jta-narayana/pom.xml
+++ b/spring-boot-samples/spring-boot-sample-jta-narayana/pom.xml
@@ -4,7 +4,7 @@
 	<parent>
 		<artifactId>spring-boot-samples</artifactId>
 		<groupId>org.springframework.boot</groupId>
-		<version>1.5.21.BUILD-SNAPSHOT</version>
+		<version>1.5.21.RELEASE</version>
 	</parent>
 	<artifactId>spring-boot-sample-jta-narayana</artifactId>
 	<name>Spring Boot Narayana JTA Sample</name>
diff --git a/spring-boot-samples/spring-boot-sample-liquibase/pom.xml b/spring-boot-samples/spring-boot-sample-liquibase/pom.xml
index e364298813e..2abc97a9c58 100644
--- a/spring-boot-samples/spring-boot-sample-liquibase/pom.xml
+++ b/spring-boot-samples/spring-boot-sample-liquibase/pom.xml
@@ -5,7 +5,7 @@
 		<!-- Your own application should inherit from spring-boot-starter-parent -->
 		<groupId>org.springframework.boot</groupId>
 		<artifactId>spring-boot-samples</artifactId>
-		<version>1.5.21.BUILD-SNAPSHOT</version>
+		<version>1.5.21.RELEASE</version>
 	</parent>
 	<artifactId>spring-boot-sample-liquibase</artifactId>
 	<name>Spring Boot Liquibase Sample</name>
diff --git a/spring-boot-samples/spring-boot-sample-logback/build.gradle b/spring-boot-samples/spring-boot-sample-logback/build.gradle
index c08356776f7..e6d920736d5 100644
--- a/spring-boot-samples/spring-boot-sample-logback/build.gradle
+++ b/spring-boot-samples/spring-boot-sample-logback/build.gradle
@@ -1,6 +1,6 @@
 buildscript {
 	ext {
-		springBootVersion = '1.5.21.BUILD-SNAPSHOT'
+		springBootVersion = '1.5.21.RELEASE'
 	}
 	repositories {
 		// NOTE: You should declare only repositories that you need here
diff --git a/spring-boot-samples/spring-boot-sample-logback/pom.xml b/spring-boot-samples/spring-boot-sample-logback/pom.xml
index 4b8e994aa94..8dff070507b 100644
--- a/spring-boot-samples/spring-boot-sample-logback/pom.xml
+++ b/spring-boot-samples/spring-boot-sample-logback/pom.xml
@@ -5,7 +5,7 @@
 		<!-- Your own application should inherit from spring-boot-starter-parent -->
 		<groupId>org.springframework.boot</groupId>
 		<artifactId>spring-boot-samples</artifactId>
-		<version>1.5.21.BUILD-SNAPSHOT</version>
+		<version>1.5.21.RELEASE</version>
 	</parent>
 	<artifactId>spring-boot-sample-logback</artifactId>
 	<name>Spring Boot Logback Sample</name>
diff --git a/spring-boot-samples/spring-boot-sample-metrics-dropwizard/pom.xml b/spring-boot-samples/spring-boot-sample-metrics-dropwizard/pom.xml
index feef087a2b6..1357d03dc12 100644
--- a/spring-boot-samples/spring-boot-sample-metrics-dropwizard/pom.xml
+++ b/spring-boot-samples/spring-boot-sample-metrics-dropwizard/pom.xml
@@ -5,7 +5,7 @@
 		<!-- Your own application should inherit from spring-boot-starter-parent -->
 		<groupId>org.springframework.boot</groupId>
 		<artifactId>spring-boot-samples</artifactId>
-		<version>1.5.21.BUILD-SNAPSHOT</version>
+		<version>1.5.21.RELEASE</version>
 	</parent>
 	<artifactId>spring-boot-sample-metrics-dropwizard</artifactId>
 	<name>Spring Boot Metrics Dropwizard Sample</name>
diff --git a/spring-boot-samples/spring-boot-sample-metrics-opentsdb/pom.xml b/spring-boot-samples/spring-boot-sample-metrics-opentsdb/pom.xml
index 2a18a26e544..7ae881415e0 100644
--- a/spring-boot-samples/spring-boot-sample-metrics-opentsdb/pom.xml
+++ b/spring-boot-samples/spring-boot-sample-metrics-opentsdb/pom.xml
@@ -5,7 +5,7 @@
 		<!-- Your own application should inherit from spring-boot-starter-parent -->
 		<groupId>org.springframework.boot</groupId>
 		<artifactId>spring-boot-samples</artifactId>
-		<version>1.5.21.BUILD-SNAPSHOT</version>
+		<version>1.5.21.RELEASE</version>
 	</parent>
 	<artifactId>spring-boot-sample-metrics-opentsdb</artifactId>
 	<name>Spring Boot Metrics OpenTSDB Sample</name>
diff --git a/spring-boot-samples/spring-boot-sample-metrics-redis/pom.xml b/spring-boot-samples/spring-boot-sample-metrics-redis/pom.xml
index 61b308a7c91..d65e36a9340 100644
--- a/spring-boot-samples/spring-boot-sample-metrics-redis/pom.xml
+++ b/spring-boot-samples/spring-boot-sample-metrics-redis/pom.xml
@@ -5,7 +5,7 @@
 		<!-- Your own application should inherit from spring-boot-starter-parent -->
 		<groupId>org.springframework.boot</groupId>
 		<artifactId>spring-boot-samples</artifactId>
-		<version>1.5.21.BUILD-SNAPSHOT</version>
+		<version>1.5.21.RELEASE</version>
 	</parent>
 	<artifactId>spring-boot-sample-metrics-redis</artifactId>
 	<name>Spring Boot Metrics Redis Sample</name>
diff --git a/spring-boot-samples/spring-boot-sample-parent-context/pom.xml b/spring-boot-samples/spring-boot-sample-parent-context/pom.xml
index bf3399688a2..42c7d050b83 100644
--- a/spring-boot-samples/spring-boot-sample-parent-context/pom.xml
+++ b/spring-boot-samples/spring-boot-sample-parent-context/pom.xml
@@ -5,7 +5,7 @@
 		<!-- Your own application should inherit from spring-boot-starter-parent -->
 		<groupId>org.springframework.boot</groupId>
 		<artifactId>spring-boot-samples</artifactId>
-		<version>1.5.21.BUILD-SNAPSHOT</version>
+		<version>1.5.21.RELEASE</version>
 	</parent>
 	<artifactId>spring-boot-sample-parent-context</artifactId>
 	<name>Spring Boot Parent Context Sample</name>
diff --git a/spring-boot-samples/spring-boot-sample-profile/build.gradle b/spring-boot-samples/spring-boot-sample-profile/build.gradle
index f9a9b43ef34..91a44eb948e 100644
--- a/spring-boot-samples/spring-boot-sample-profile/build.gradle
+++ b/spring-boot-samples/spring-boot-sample-profile/build.gradle
@@ -1,6 +1,6 @@
 buildscript {
 	ext {
-		springBootVersion = '1.5.21.BUILD-SNAPSHOT'
+		springBootVersion = '1.5.21.RELEASE'
 	}
 	repositories {
 		// NOTE: You should declare only repositories that you need here
diff --git a/spring-boot-samples/spring-boot-sample-profile/pom.xml b/spring-boot-samples/spring-boot-sample-profile/pom.xml
index 26f5a875da4..48383132845 100644
--- a/spring-boot-samples/spring-boot-sample-profile/pom.xml
+++ b/spring-boot-samples/spring-boot-sample-profile/pom.xml
@@ -5,7 +5,7 @@
 		<!-- Your own application should inherit from spring-boot-starter-parent -->
 		<groupId>org.springframework.boot</groupId>
 		<artifactId>spring-boot-samples</artifactId>
-		<version>1.5.21.BUILD-SNAPSHOT</version>
+		<version>1.5.21.RELEASE</version>
 	</parent>
 	<artifactId>spring-boot-sample-profile</artifactId>
 	<name>Spring Boot Profile Sample</name>
diff --git a/spring-boot-samples/spring-boot-sample-property-validation/pom.xml b/spring-boot-samples/spring-boot-sample-property-validation/pom.xml
index e38d3e5a772..b6aae96424d 100644
--- a/spring-boot-samples/spring-boot-sample-property-validation/pom.xml
+++ b/spring-boot-samples/spring-boot-sample-property-validation/pom.xml
@@ -5,7 +5,7 @@
 		<!-- Your own application should inherit from spring-boot-starter-parent -->
 		<groupId>org.springframework.boot</groupId>
 		<artifactId>spring-boot-samples</artifactId>
-		<version>1.5.21.BUILD-SNAPSHOT</version>
+		<version>1.5.21.RELEASE</version>
 	</parent>
 	<artifactId>spring-boot-sample-property-validation</artifactId>
 	<name>Spring Boot Property Validation Sample</name>
diff --git a/spring-boot-samples/spring-boot-sample-secure-oauth2-actuator/pom.xml b/spring-boot-samples/spring-boot-sample-secure-oauth2-actuator/pom.xml
index 9120c6930ad..9993d2e1c40 100644
--- a/spring-boot-samples/spring-boot-sample-secure-oauth2-actuator/pom.xml
+++ b/spring-boot-samples/spring-boot-sample-secure-oauth2-actuator/pom.xml
@@ -5,7 +5,7 @@
 		<!-- Your own application should inherit from spring-boot-starter-parent -->
 		<groupId>org.springframework.boot</groupId>
 		<artifactId>spring-boot-samples</artifactId>
-		<version>1.5.21.BUILD-SNAPSHOT</version>
+		<version>1.5.21.RELEASE</version>
 	</parent>
 	<artifactId>spring-boot-sample-secure-oauth2-actuator</artifactId>
 	<name>spring-boot-sample-secure-oauth2-actuator</name>
diff --git a/spring-boot-samples/spring-boot-sample-secure-oauth2-resource/pom.xml b/spring-boot-samples/spring-boot-sample-secure-oauth2-resource/pom.xml
index d31489d2bbc..507c8e5b589 100644
--- a/spring-boot-samples/spring-boot-sample-secure-oauth2-resource/pom.xml
+++ b/spring-boot-samples/spring-boot-sample-secure-oauth2-resource/pom.xml
@@ -5,7 +5,7 @@
 		<!-- Your own application should inherit from spring-boot-starter-parent -->
 		<groupId>org.springframework.boot</groupId>
 		<artifactId>spring-boot-samples</artifactId>
-		<version>1.5.21.BUILD-SNAPSHOT</version>
+		<version>1.5.21.RELEASE</version>
 	</parent>
 	<artifactId>spring-boot-sample-secure-oauth2-resource</artifactId>
 	<name>spring-boot-sample-secure-oauth2-resource</name>
diff --git a/spring-boot-samples/spring-boot-sample-secure-oauth2/pom.xml b/spring-boot-samples/spring-boot-sample-secure-oauth2/pom.xml
index b83dacca37d..7de9b6ce01b 100644
--- a/spring-boot-samples/spring-boot-sample-secure-oauth2/pom.xml
+++ b/spring-boot-samples/spring-boot-sample-secure-oauth2/pom.xml
@@ -5,7 +5,7 @@
 		<!-- Your own application should inherit from spring-boot-starter-parent -->
 		<groupId>org.springframework.boot</groupId>
 		<artifactId>spring-boot-samples</artifactId>
-		<version>1.5.21.BUILD-SNAPSHOT</version>
+		<version>1.5.21.RELEASE</version>
 	</parent>
 	<artifactId>spring-boot-sample-secure-oauth2</artifactId>
 	<name>Spring Boot Security OAuth2 Sample</name>
diff --git a/spring-boot-samples/spring-boot-sample-secure/pom.xml b/spring-boot-samples/spring-boot-sample-secure/pom.xml
index 4fe552e904c..89949f216bc 100644
--- a/spring-boot-samples/spring-boot-sample-secure/pom.xml
+++ b/spring-boot-samples/spring-boot-sample-secure/pom.xml
@@ -5,7 +5,7 @@
 		<!-- Your own application should inherit from spring-boot-starter-parent -->
 		<groupId>org.springframework.boot</groupId>
 		<artifactId>spring-boot-samples</artifactId>
-		<version>1.5.21.BUILD-SNAPSHOT</version>
+		<version>1.5.21.RELEASE</version>
 	</parent>
 	<artifactId>spring-boot-sample-secure</artifactId>
 	<name>Spring Boot Security Sample</name>
diff --git a/spring-boot-samples/spring-boot-sample-servlet/pom.xml b/spring-boot-samples/spring-boot-sample-servlet/pom.xml
index 7e7cf9d4147..c3dd7b6636d 100644
--- a/spring-boot-samples/spring-boot-sample-servlet/pom.xml
+++ b/spring-boot-samples/spring-boot-sample-servlet/pom.xml
@@ -5,7 +5,7 @@
 		<!-- Your own application should inherit from spring-boot-starter-parent -->
 		<groupId>org.springframework.boot</groupId>
 		<artifactId>spring-boot-samples</artifactId>
-		<version>1.5.21.BUILD-SNAPSHOT</version>
+		<version>1.5.21.RELEASE</version>
 	</parent>
 	<artifactId>spring-boot-sample-servlet</artifactId>
 	<packaging>war</packaging>
diff --git a/spring-boot-samples/spring-boot-sample-session-redis/pom.xml b/spring-boot-samples/spring-boot-sample-session-redis/pom.xml
index 39d7b6749cb..6c7b313c8d3 100644
--- a/spring-boot-samples/spring-boot-sample-session-redis/pom.xml
+++ b/spring-boot-samples/spring-boot-sample-session-redis/pom.xml
@@ -5,7 +5,7 @@
 		<!-- Your own application should inherit from spring-boot-starter-parent -->
 		<groupId>org.springframework.boot</groupId>
 		<artifactId>spring-boot-samples</artifactId>
-		<version>1.5.21.BUILD-SNAPSHOT</version>
+		<version>1.5.21.RELEASE</version>
 	</parent>
 	<artifactId>spring-boot-sample-session-redis</artifactId>
 	<name>Spring Boot Session Redis Sample</name>
diff --git a/spring-boot-samples/spring-boot-sample-simple/build.gradle b/spring-boot-samples/spring-boot-sample-simple/build.gradle
index c08356776f7..e6d920736d5 100644
--- a/spring-boot-samples/spring-boot-sample-simple/build.gradle
+++ b/spring-boot-samples/spring-boot-sample-simple/build.gradle
@@ -1,6 +1,6 @@
 buildscript {
 	ext {
-		springBootVersion = '1.5.21.BUILD-SNAPSHOT'
+		springBootVersion = '1.5.21.RELEASE'
 	}
 	repositories {
 		// NOTE: You should declare only repositories that you need here
diff --git a/spring-boot-samples/spring-boot-sample-simple/pom.xml b/spring-boot-samples/spring-boot-sample-simple/pom.xml
index 181bfd5db6d..ff664e613cc 100644
--- a/spring-boot-samples/spring-boot-sample-simple/pom.xml
+++ b/spring-boot-samples/spring-boot-sample-simple/pom.xml
@@ -5,7 +5,7 @@
 		<!-- Your own application should inherit from spring-boot-starter-parent -->
 		<groupId>org.springframework.boot</groupId>
 		<artifactId>spring-boot-samples</artifactId>
-		<version>1.5.21.BUILD-SNAPSHOT</version>
+		<version>1.5.21.RELEASE</version>
 	</parent>
 	<artifactId>spring-boot-sample-simple</artifactId>
 	<name>Spring Boot Simple Sample</name>
diff --git a/spring-boot-samples/spring-boot-sample-test-nomockito/pom.xml b/spring-boot-samples/spring-boot-sample-test-nomockito/pom.xml
index 518bb9bd49b..96b93eff02f 100644
--- a/spring-boot-samples/spring-boot-sample-test-nomockito/pom.xml
+++ b/spring-boot-samples/spring-boot-sample-test-nomockito/pom.xml
@@ -5,7 +5,7 @@
 		<!-- Your own application should inherit from spring-boot-starter-parent -->
 		<groupId>org.springframework.boot</groupId>
 		<artifactId>spring-boot-samples</artifactId>
-		<version>1.5.21.BUILD-SNAPSHOT</version>
+		<version>1.5.21.RELEASE</version>
 	</parent>
 	<artifactId>spring-boot-sample-test-nomockito</artifactId>
 	<name>Spring Boot Test Sample No Mockito</name>
diff --git a/spring-boot-samples/spring-boot-sample-test/pom.xml b/spring-boot-samples/spring-boot-sample-test/pom.xml
index be7b998195b..4fd9f5a6256 100644
--- a/spring-boot-samples/spring-boot-sample-test/pom.xml
+++ b/spring-boot-samples/spring-boot-sample-test/pom.xml
@@ -5,7 +5,7 @@
 		<!-- Your own application should inherit from spring-boot-starter-parent -->
 		<groupId>org.springframework.boot</groupId>
 		<artifactId>spring-boot-samples</artifactId>
-		<version>1.5.21.BUILD-SNAPSHOT</version>
+		<version>1.5.21.RELEASE</version>
 	</parent>
 	<artifactId>spring-boot-sample-test</artifactId>
 	<name>Spring Boot Test Sample</name>
diff --git a/spring-boot-samples/spring-boot-sample-testng/pom.xml b/spring-boot-samples/spring-boot-sample-testng/pom.xml
index a01bdad8f8d..020c54fb825 100644
--- a/spring-boot-samples/spring-boot-sample-testng/pom.xml
+++ b/spring-boot-samples/spring-boot-sample-testng/pom.xml
@@ -5,7 +5,7 @@
 		<!-- Your own application should inherit from spring-boot-starter-parent -->
 		<groupId>org.springframework.boot</groupId>
 		<artifactId>spring-boot-samples</artifactId>
-		<version>1.5.21.BUILD-SNAPSHOT</version>
+		<version>1.5.21.RELEASE</version>
 	</parent>
 	<artifactId>spring-boot-sample-testng</artifactId>
 	<name>Spring Boot TestNG Sample</name>
diff --git a/spring-boot-samples/spring-boot-sample-tomcat-jsp/pom.xml b/spring-boot-samples/spring-boot-sample-tomcat-jsp/pom.xml
index 91720e05f54..8554caa8720 100644
--- a/spring-boot-samples/spring-boot-sample-tomcat-jsp/pom.xml
+++ b/spring-boot-samples/spring-boot-sample-tomcat-jsp/pom.xml
@@ -5,7 +5,7 @@
 		<!-- Your own application should inherit from spring-boot-starter-parent -->
 		<groupId>org.springframework.boot</groupId>
 		<artifactId>spring-boot-samples</artifactId>
-		<version>1.5.21.BUILD-SNAPSHOT</version>
+		<version>1.5.21.RELEASE</version>
 	</parent>
 	<artifactId>spring-boot-sample-tomcat-jsp</artifactId>
 	<packaging>war</packaging>
diff --git a/spring-boot-samples/spring-boot-sample-tomcat-multi-connectors/pom.xml b/spring-boot-samples/spring-boot-sample-tomcat-multi-connectors/pom.xml
index 67b0e7ea783..07c3144b3ac 100644
--- a/spring-boot-samples/spring-boot-sample-tomcat-multi-connectors/pom.xml
+++ b/spring-boot-samples/spring-boot-sample-tomcat-multi-connectors/pom.xml
@@ -5,7 +5,7 @@
 		<!-- Your own application should inherit from spring-boot-starter-parent -->
 		<groupId>org.springframework.boot</groupId>
 		<artifactId>spring-boot-samples</artifactId>
-		<version>1.5.21.BUILD-SNAPSHOT</version>
+		<version>1.5.21.RELEASE</version>
 	</parent>
 	<artifactId>spring-boot-sample-tomcat-multi-connectors</artifactId>
 	<name>Spring Boot Multi-Connector Tomcat Sample</name>
diff --git a/spring-boot-samples/spring-boot-sample-tomcat-ssl/pom.xml b/spring-boot-samples/spring-boot-sample-tomcat-ssl/pom.xml
index 2fd6912f267..13d1128f955 100644
--- a/spring-boot-samples/spring-boot-sample-tomcat-ssl/pom.xml
+++ b/spring-boot-samples/spring-boot-sample-tomcat-ssl/pom.xml
@@ -5,7 +5,7 @@
 		<!-- Your own application should inherit from spring-boot-starter-parent -->
 		<groupId>org.springframework.boot</groupId>
 		<artifactId>spring-boot-samples</artifactId>
-		<version>1.5.21.BUILD-SNAPSHOT</version>
+		<version>1.5.21.RELEASE</version>
 	</parent>
 	<artifactId>spring-boot-sample-tomcat-ssl</artifactId>
 	<name>Spring Boot Tomcat SSL Sample</name>
diff --git a/spring-boot-samples/spring-boot-sample-tomcat/pom.xml b/spring-boot-samples/spring-boot-sample-tomcat/pom.xml
index 5af4baa814e..b10cad994fb 100644
--- a/spring-boot-samples/spring-boot-sample-tomcat/pom.xml
+++ b/spring-boot-samples/spring-boot-sample-tomcat/pom.xml
@@ -5,7 +5,7 @@
 		<!-- Your own application should inherit from spring-boot-starter-parent -->
 		<groupId>org.springframework.boot</groupId>
 		<artifactId>spring-boot-samples</artifactId>
-		<version>1.5.21.BUILD-SNAPSHOT</version>
+		<version>1.5.21.RELEASE</version>
 	</parent>
 	<artifactId>spring-boot-sample-tomcat</artifactId>
 	<name>Spring Boot Tomcat Sample</name>
diff --git a/spring-boot-samples/spring-boot-sample-tomcat7-jsp/pom.xml b/spring-boot-samples/spring-boot-sample-tomcat7-jsp/pom.xml
index 894e16c8c10..71ea616cda5 100644
--- a/spring-boot-samples/spring-boot-sample-tomcat7-jsp/pom.xml
+++ b/spring-boot-samples/spring-boot-sample-tomcat7-jsp/pom.xml
@@ -5,7 +5,7 @@
 		<!-- Your own application should inherit from spring-boot-starter-parent -->
 		<groupId>org.springframework.boot</groupId>
 		<artifactId>spring-boot-samples</artifactId>
-		<version>1.5.21.BUILD-SNAPSHOT</version>
+		<version>1.5.21.RELEASE</version>
 	</parent>
 	<artifactId>spring-boot-sample-tomcat7-jsp</artifactId>
 	<packaging>war</packaging>
diff --git a/spring-boot-samples/spring-boot-sample-tomcat7-ssl/pom.xml b/spring-boot-samples/spring-boot-sample-tomcat7-ssl/pom.xml
index afc1ff5dd01..8032849df44 100644
--- a/spring-boot-samples/spring-boot-sample-tomcat7-ssl/pom.xml
+++ b/spring-boot-samples/spring-boot-sample-tomcat7-ssl/pom.xml
@@ -5,7 +5,7 @@
 		<!-- Your own application should inherit from spring-boot-starter-parent -->
 		<groupId>org.springframework.boot</groupId>
 		<artifactId>spring-boot-samples</artifactId>
-		<version>1.5.21.BUILD-SNAPSHOT</version>
+		<version>1.5.21.RELEASE</version>
 	</parent>
 	<artifactId>spring-boot-sample-tomcat7-ssl</artifactId>
 	<name>Spring Boot Tomcat 7 SSL Sample</name>
diff --git a/spring-boot-samples/spring-boot-sample-tomcat80-ssl/pom.xml b/spring-boot-samples/spring-boot-sample-tomcat80-ssl/pom.xml
index 904f79fca57..8cc51bb4a42 100644
--- a/spring-boot-samples/spring-boot-sample-tomcat80-ssl/pom.xml
+++ b/spring-boot-samples/spring-boot-sample-tomcat80-ssl/pom.xml
@@ -5,7 +5,7 @@
 		<!-- Your own application should inherit from spring-boot-starter-parent -->
 		<groupId>org.springframework.boot</groupId>
 		<artifactId>spring-boot-samples</artifactId>
-		<version>1.5.21.BUILD-SNAPSHOT</version>
+		<version>1.5.21.RELEASE</version>
 	</parent>
 	<artifactId>spring-boot-sample-tomcat80-ssl</artifactId>
 	<name>Spring Boot Tomcat 8.0 SSL Sample</name>
diff --git a/spring-boot-samples/spring-boot-sample-traditional/pom.xml b/spring-boot-samples/spring-boot-sample-traditional/pom.xml
index e2b9ebec030..701d2627a5f 100644
--- a/spring-boot-samples/spring-boot-sample-traditional/pom.xml
+++ b/spring-boot-samples/spring-boot-sample-traditional/pom.xml
@@ -5,7 +5,7 @@
 		<!-- Your own application should inherit from spring-boot-starter-parent -->
 		<groupId>org.springframework.boot</groupId>
 		<artifactId>spring-boot-samples</artifactId>
-		<version>1.5.21.BUILD-SNAPSHOT</version>
+		<version>1.5.21.RELEASE</version>
 	</parent>
 	<artifactId>spring-boot-sample-traditional</artifactId>
 	<packaging>war</packaging>
diff --git a/spring-boot-samples/spring-boot-sample-undertow-ssl/pom.xml b/spring-boot-samples/spring-boot-sample-undertow-ssl/pom.xml
index 4403f3d7170..7186b94894b 100644
--- a/spring-boot-samples/spring-boot-sample-undertow-ssl/pom.xml
+++ b/spring-boot-samples/spring-boot-sample-undertow-ssl/pom.xml
@@ -5,7 +5,7 @@
 		<!-- Your own application should inherit from spring-boot-starter-parent -->
 		<groupId>org.springframework.boot</groupId>
 		<artifactId>spring-boot-samples</artifactId>
-		<version>1.5.21.BUILD-SNAPSHOT</version>
+		<version>1.5.21.RELEASE</version>
 	</parent>
 	<artifactId>spring-boot-sample-undertow-ssl</artifactId>
 	<name>Spring Boot Undertow SSL Sample</name>
diff --git a/spring-boot-samples/spring-boot-sample-undertow/pom.xml b/spring-boot-samples/spring-boot-sample-undertow/pom.xml
index 90e7d404221..a490756ae93 100644
--- a/spring-boot-samples/spring-boot-sample-undertow/pom.xml
+++ b/spring-boot-samples/spring-boot-sample-undertow/pom.xml
@@ -5,7 +5,7 @@
 		<!-- Your own application should inherit from spring-boot-starter-parent -->
 		<groupId>org.springframework.boot</groupId>
 		<artifactId>spring-boot-samples</artifactId>
-		<version>1.5.21.BUILD-SNAPSHOT</version>
+		<version>1.5.21.RELEASE</version>
 	</parent>
 	<artifactId>spring-boot-sample-undertow</artifactId>
 	<name>Spring Boot Undertow Sample</name>
diff --git a/spring-boot-samples/spring-boot-sample-war/pom.xml b/spring-boot-samples/spring-boot-sample-war/pom.xml
index c5da8c87eee..8160eadd643 100644
--- a/spring-boot-samples/spring-boot-sample-war/pom.xml
+++ b/spring-boot-samples/spring-boot-sample-war/pom.xml
@@ -5,7 +5,7 @@
 		<!-- Your own application should inherit from spring-boot-starter-parent -->
 		<groupId>org.springframework.boot</groupId>
 		<artifactId>spring-boot-samples</artifactId>
-		<version>1.5.21.BUILD-SNAPSHOT</version>
+		<version>1.5.21.RELEASE</version>
 	</parent>
 	<artifactId>spring-boot-sample-war</artifactId>
 	<packaging>war</packaging>
diff --git a/spring-boot-samples/spring-boot-sample-web-freemarker/pom.xml b/spring-boot-samples/spring-boot-sample-web-freemarker/pom.xml
index 8245babe6a3..7d825cce1d8 100644
--- a/spring-boot-samples/spring-boot-sample-web-freemarker/pom.xml
+++ b/spring-boot-samples/spring-boot-sample-web-freemarker/pom.xml
@@ -5,7 +5,7 @@
 		<!-- Your own application should inherit from spring-boot-starter-parent -->
 		<groupId>org.springframework.boot</groupId>
 		<artifactId>spring-boot-samples</artifactId>
-		<version>1.5.21.BUILD-SNAPSHOT</version>
+		<version>1.5.21.RELEASE</version>
 	</parent>
 	<artifactId>spring-boot-sample-web-freemarker</artifactId>
 	<name>Spring Boot Web FreeMarker Sample</name>
diff --git a/spring-boot-samples/spring-boot-sample-web-groovy-templates/pom.xml b/spring-boot-samples/spring-boot-sample-web-groovy-templates/pom.xml
index dc055987008..cb50485f9f6 100755
--- a/spring-boot-samples/spring-boot-sample-web-groovy-templates/pom.xml
+++ b/spring-boot-samples/spring-boot-sample-web-groovy-templates/pom.xml
@@ -5,7 +5,7 @@
 		<!-- Your own application should inherit from spring-boot-starter-parent -->
 		<groupId>org.springframework.boot</groupId>
 		<artifactId>spring-boot-samples</artifactId>
-		<version>1.5.21.BUILD-SNAPSHOT</version>
+		<version>1.5.21.RELEASE</version>
 	</parent>
 	<artifactId>spring-boot-sample-web-groovy-templates</artifactId>
 	<name>Spring Boot Web Groovy Templates Sample</name>
diff --git a/spring-boot-samples/spring-boot-sample-web-jsp/pom.xml b/spring-boot-samples/spring-boot-sample-web-jsp/pom.xml
index 8b48dce9cd5..d79088a6ae5 100644
--- a/spring-boot-samples/spring-boot-sample-web-jsp/pom.xml
+++ b/spring-boot-samples/spring-boot-sample-web-jsp/pom.xml
@@ -5,7 +5,7 @@
 		<!-- Your own application should inherit from spring-boot-starter-parent -->
 		<groupId>org.springframework.boot</groupId>
 		<artifactId>spring-boot-samples</artifactId>
-		<version>1.5.21.BUILD-SNAPSHOT</version>
+		<version>1.5.21.RELEASE</version>
 	</parent>
 	<artifactId>spring-boot-sample-web-jsp</artifactId>
 	<packaging>war</packaging>
diff --git a/spring-boot-samples/spring-boot-sample-web-method-security/pom.xml b/spring-boot-samples/spring-boot-sample-web-method-security/pom.xml
index ed76a57363f..dd6989ce81f 100644
--- a/spring-boot-samples/spring-boot-sample-web-method-security/pom.xml
+++ b/spring-boot-samples/spring-boot-sample-web-method-security/pom.xml
@@ -5,7 +5,7 @@
 		<!-- Your own application should inherit from spring-boot-starter-parent -->
 		<groupId>org.springframework.boot</groupId>
 		<artifactId>spring-boot-samples</artifactId>
-		<version>1.5.21.BUILD-SNAPSHOT</version>
+		<version>1.5.21.RELEASE</version>
 	</parent>
 	<artifactId>spring-boot-sample-web-method-security</artifactId>
 	<name>Spring Boot Web Method Security Sample</name>
diff --git a/spring-boot-samples/spring-boot-sample-web-mustache/pom.xml b/spring-boot-samples/spring-boot-sample-web-mustache/pom.xml
index 7955ae816d6..2f98856dfe9 100644
--- a/spring-boot-samples/spring-boot-sample-web-mustache/pom.xml
+++ b/spring-boot-samples/spring-boot-sample-web-mustache/pom.xml
@@ -5,7 +5,7 @@
 		<!-- Your own application should inherit from spring-boot-starter-parent -->
 		<groupId>org.springframework.boot</groupId>
 		<artifactId>spring-boot-samples</artifactId>
-		<version>1.5.21.BUILD-SNAPSHOT</version>
+		<version>1.5.21.RELEASE</version>
 	</parent>
 	<artifactId>spring-boot-sample-web-mustache</artifactId>
 	<name>Spring Boot Web Mustache Sample</name>
diff --git a/spring-boot-samples/spring-boot-sample-web-secure-custom/pom.xml b/spring-boot-samples/spring-boot-sample-web-secure-custom/pom.xml
index 3db0ddcdfa5..b2273401f28 100644
--- a/spring-boot-samples/spring-boot-sample-web-secure-custom/pom.xml
+++ b/spring-boot-samples/spring-boot-sample-web-secure-custom/pom.xml
@@ -5,7 +5,7 @@
 		<!-- Your own application should inherit from spring-boot-starter-parent -->
 		<groupId>org.springframework.boot</groupId>
 		<artifactId>spring-boot-samples</artifactId>
-		<version>1.5.21.BUILD-SNAPSHOT</version>
+		<version>1.5.21.RELEASE</version>
 	</parent>
 	<artifactId>spring-boot-sample-web-secure-custom</artifactId>
 	<name>Spring Boot Web Secure Custom Sample</name>
diff --git a/spring-boot-samples/spring-boot-sample-web-secure-github/pom.xml b/spring-boot-samples/spring-boot-sample-web-secure-github/pom.xml
index bfad59f03ab..f37ddd9d6f5 100644
--- a/spring-boot-samples/spring-boot-sample-web-secure-github/pom.xml
+++ b/spring-boot-samples/spring-boot-sample-web-secure-github/pom.xml
@@ -5,7 +5,7 @@
 		<!-- Your own application should inherit from spring-boot-starter-parent -->
 		<groupId>org.springframework.boot</groupId>
 		<artifactId>spring-boot-samples</artifactId>
-		<version>1.5.21.BUILD-SNAPSHOT</version>
+		<version>1.5.21.RELEASE</version>
 	</parent>
 	<artifactId>spring-boot-sample-web-secure-github</artifactId>
 	<name>Spring Boot Web Secure GitHub Sample</name>
diff --git a/spring-boot-samples/spring-boot-sample-web-secure-jdbc/pom.xml b/spring-boot-samples/spring-boot-sample-web-secure-jdbc/pom.xml
index 5b5450efa33..3575fc7bc21 100644
--- a/spring-boot-samples/spring-boot-sample-web-secure-jdbc/pom.xml
+++ b/spring-boot-samples/spring-boot-sample-web-secure-jdbc/pom.xml
@@ -5,7 +5,7 @@
 		<!-- Your own application should inherit from spring-boot-starter-parent -->
 		<groupId>org.springframework.boot</groupId>
 		<artifactId>spring-boot-samples</artifactId>
-		<version>1.5.21.BUILD-SNAPSHOT</version>
+		<version>1.5.21.RELEASE</version>
 	</parent>
 	<artifactId>spring-boot-sample-web-secure-jdbc</artifactId>
 	<name>Spring Boot Web Secure JDBC Sample</name>
diff --git a/spring-boot-samples/spring-boot-sample-web-secure/pom.xml b/spring-boot-samples/spring-boot-sample-web-secure/pom.xml
index 3a694acad01..7010c6b9882 100644
--- a/spring-boot-samples/spring-boot-sample-web-secure/pom.xml
+++ b/spring-boot-samples/spring-boot-sample-web-secure/pom.xml
@@ -5,7 +5,7 @@
 		<!-- Your own application should inherit from spring-boot-starter-parent -->
 		<groupId>org.springframework.boot</groupId>
 		<artifactId>spring-boot-samples</artifactId>
-		<version>1.5.21.BUILD-SNAPSHOT</version>
+		<version>1.5.21.RELEASE</version>
 	</parent>
 	<artifactId>spring-boot-sample-web-secure</artifactId>
 	<name>Spring Boot Web Secure Sample</name>
diff --git a/spring-boot-samples/spring-boot-sample-web-static/build.gradle b/spring-boot-samples/spring-boot-sample-web-static/build.gradle
index 592abd4cc50..f7b5bef7501 100644
--- a/spring-boot-samples/spring-boot-sample-web-static/build.gradle
+++ b/spring-boot-samples/spring-boot-sample-web-static/build.gradle
@@ -1,6 +1,6 @@
 buildscript {
 	ext {
-		springBootVersion = '1.5.21.BUILD-SNAPSHOT'
+		springBootVersion = '1.5.21.RELEASE'
 	}
 	repositories {
 		// NOTE: You should declare only repositories that you need here
diff --git a/spring-boot-samples/spring-boot-sample-web-static/pom.xml b/spring-boot-samples/spring-boot-sample-web-static/pom.xml
index 547d31f29e3..8a4d2b2b2c2 100644
--- a/spring-boot-samples/spring-boot-sample-web-static/pom.xml
+++ b/spring-boot-samples/spring-boot-sample-web-static/pom.xml
@@ -5,7 +5,7 @@
 		<!-- Your own application should inherit from spring-boot-starter-parent -->
 		<groupId>org.springframework.boot</groupId>
 		<artifactId>spring-boot-samples</artifactId>
-		<version>1.5.21.BUILD-SNAPSHOT</version>
+		<version>1.5.21.RELEASE</version>
 	</parent>
 	<artifactId>spring-boot-sample-web-static</artifactId>
 	<packaging>war</packaging>
diff --git a/spring-boot-samples/spring-boot-sample-web-thymeleaf3/pom.xml b/spring-boot-samples/spring-boot-sample-web-thymeleaf3/pom.xml
index 9129c36a35d..3d2005dce3c 100755
--- a/spring-boot-samples/spring-boot-sample-web-thymeleaf3/pom.xml
+++ b/spring-boot-samples/spring-boot-sample-web-thymeleaf3/pom.xml
@@ -5,7 +5,7 @@
 		<!-- Your own application should inherit from spring-boot-starter-parent -->
 		<groupId>org.springframework.boot</groupId>
 		<artifactId>spring-boot-samples</artifactId>
-		<version>1.5.21.BUILD-SNAPSHOT</version>
+		<version>1.5.21.RELEASE</version>
 	</parent>
 	<artifactId>spring-boot-sample-web-thymeleaf3</artifactId>
 	<name>Spring Boot Web Thymeleaf 3 Sample</name>
diff --git a/spring-boot-samples/spring-boot-sample-web-ui/build.gradle b/spring-boot-samples/spring-boot-sample-web-ui/build.gradle
index 1a332995324..1696b10d3fb 100644
--- a/spring-boot-samples/spring-boot-sample-web-ui/build.gradle
+++ b/spring-boot-samples/spring-boot-sample-web-ui/build.gradle
@@ -1,6 +1,6 @@
 buildscript {
 	ext {
-		springBootVersion = '1.5.21.BUILD-SNAPSHOT'
+		springBootVersion = '1.5.21.RELEASE'
 		springLoadedVersion = '1.2.4.RELEASE'
 	}
 	repositories {
diff --git a/spring-boot-samples/spring-boot-sample-web-ui/pom.xml b/spring-boot-samples/spring-boot-sample-web-ui/pom.xml
index 8b8766588e9..ab3050b9db7 100755
--- a/spring-boot-samples/spring-boot-sample-web-ui/pom.xml
+++ b/spring-boot-samples/spring-boot-sample-web-ui/pom.xml
@@ -5,7 +5,7 @@
 		<!-- Your own application should inherit from spring-boot-starter-parent -->
 		<groupId>org.springframework.boot</groupId>
 		<artifactId>spring-boot-samples</artifactId>
-		<version>1.5.21.BUILD-SNAPSHOT</version>
+		<version>1.5.21.RELEASE</version>
 	</parent>
 	<artifactId>spring-boot-sample-web-ui</artifactId>
 	<name>Spring Boot Web UI Sample</name>
diff --git a/spring-boot-samples/spring-boot-sample-webservices/pom.xml b/spring-boot-samples/spring-boot-sample-webservices/pom.xml
index 3b879808ed3..748aacf3ec4 100644
--- a/spring-boot-samples/spring-boot-sample-webservices/pom.xml
+++ b/spring-boot-samples/spring-boot-sample-webservices/pom.xml
@@ -5,7 +5,7 @@
 		<!-- Your own application should inherit from spring-boot-starter-parent -->
 		<artifactId>spring-boot-samples</artifactId>
 		<groupId>org.springframework.boot</groupId>
-		<version>1.5.21.BUILD-SNAPSHOT</version>
+		<version>1.5.21.RELEASE</version>
 	</parent>
 	<artifactId>spring-boot-sample-webservices</artifactId>
 	<name>Spring Boot Web Services Sample</name>
diff --git a/spring-boot-samples/spring-boot-sample-websocket-jetty/pom.xml b/spring-boot-samples/spring-boot-sample-websocket-jetty/pom.xml
index e8f47f329e2..0f044c1e483 100755
--- a/spring-boot-samples/spring-boot-sample-websocket-jetty/pom.xml
+++ b/spring-boot-samples/spring-boot-sample-websocket-jetty/pom.xml
@@ -5,7 +5,7 @@
 		<!-- Your own application should inherit from spring-boot-starter-parent -->
 		<groupId>org.springframework.boot</groupId>
 		<artifactId>spring-boot-samples</artifactId>
-		<version>1.5.21.BUILD-SNAPSHOT</version>
+		<version>1.5.21.RELEASE</version>
 	</parent>
 	<artifactId>spring-boot-sample-websocket-jetty</artifactId>
 	<name>Spring Boot WebSocket Jetty Sample</name>
diff --git a/spring-boot-samples/spring-boot-sample-websocket-jetty93/pom.xml b/spring-boot-samples/spring-boot-sample-websocket-jetty93/pom.xml
index 2ec584c6ed9..da47040e97d 100755
--- a/spring-boot-samples/spring-boot-sample-websocket-jetty93/pom.xml
+++ b/spring-boot-samples/spring-boot-sample-websocket-jetty93/pom.xml
@@ -5,7 +5,7 @@
 		<!-- Your own application should inherit from spring-boot-starter-parent -->
 		<groupId>org.springframework.boot</groupId>
 		<artifactId>spring-boot-samples</artifactId>
-		<version>1.5.21.BUILD-SNAPSHOT</version>
+		<version>1.5.21.RELEASE</version>
 	</parent>
 	<artifactId>spring-boot-sample-websocket-jetty93</artifactId>
 	<name>Spring Boot WebSocket Jetty 9.3 Sample</name>
diff --git a/spring-boot-samples/spring-boot-sample-websocket-tomcat/pom.xml b/spring-boot-samples/spring-boot-sample-websocket-tomcat/pom.xml
index ad7c23b1449..1f40b4b941c 100755
--- a/spring-boot-samples/spring-boot-sample-websocket-tomcat/pom.xml
+++ b/spring-boot-samples/spring-boot-sample-websocket-tomcat/pom.xml
@@ -5,7 +5,7 @@
 		<!-- Your own application should inherit from spring-boot-starter-parent -->
 		<groupId>org.springframework.boot</groupId>
 		<artifactId>spring-boot-samples</artifactId>
-		<version>1.5.21.BUILD-SNAPSHOT</version>
+		<version>1.5.21.RELEASE</version>
 	</parent>
 	<artifactId>spring-boot-sample-websocket-tomcat</artifactId>
 	<name>Spring Boot WebSocket Tomcat Sample</name>
diff --git a/spring-boot-samples/spring-boot-sample-websocket-undertow/pom.xml b/spring-boot-samples/spring-boot-sample-websocket-undertow/pom.xml
index 6676ded28ce..1a37c6e1136 100755
--- a/spring-boot-samples/spring-boot-sample-websocket-undertow/pom.xml
+++ b/spring-boot-samples/spring-boot-sample-websocket-undertow/pom.xml
@@ -5,7 +5,7 @@
 		<!-- Your own application should inherit from spring-boot-starter-parent -->
 		<groupId>org.springframework.boot</groupId>
 		<artifactId>spring-boot-samples</artifactId>
-		<version>1.5.21.BUILD-SNAPSHOT</version>
+		<version>1.5.21.RELEASE</version>
 	</parent>
 	<artifactId>spring-boot-sample-websocket-undertow</artifactId>
 	<name>Spring Boot WebSocket Undertow Sample</name>
diff --git a/spring-boot-samples/spring-boot-sample-xml/pom.xml b/spring-boot-samples/spring-boot-sample-xml/pom.xml
index 7738a42488d..c699373e9a9 100644
--- a/spring-boot-samples/spring-boot-sample-xml/pom.xml
+++ b/spring-boot-samples/spring-boot-sample-xml/pom.xml
@@ -5,7 +5,7 @@
 		<!-- Your own application should inherit from spring-boot-starter-parent -->
 		<groupId>org.springframework.boot</groupId>
 		<artifactId>spring-boot-samples</artifactId>
-		<version>1.5.21.BUILD-SNAPSHOT</version>
+		<version>1.5.21.RELEASE</version>
 	</parent>
 	<artifactId>spring-boot-sample-xml</artifactId>
 	<name>Spring Boot XML Sample</name>
diff --git a/spring-boot-starters/pom.xml b/spring-boot-starters/pom.xml
index afa5232a4f1..93798c1427d 100644
--- a/spring-boot-starters/pom.xml
+++ b/spring-boot-starters/pom.xml
@@ -4,7 +4,7 @@
 	<parent>
 		<groupId>org.springframework.boot</groupId>
 		<artifactId>spring-boot-parent</artifactId>
-		<version>1.5.21.BUILD-SNAPSHOT</version>
+		<version>1.5.21.RELEASE</version>
 		<relativePath>../spring-boot-parent</relativePath>
 	</parent>
 	<artifactId>spring-boot-starters</artifactId>
diff --git a/spring-boot-starters/spring-boot-starter-activemq/pom.xml b/spring-boot-starters/spring-boot-starter-activemq/pom.xml
index ffa26b60c81..73e0e2180e0 100644
--- a/spring-boot-starters/spring-boot-starter-activemq/pom.xml
+++ b/spring-boot-starters/spring-boot-starter-activemq/pom.xml
@@ -4,7 +4,7 @@
 	<parent>
 		<groupId>org.springframework.boot</groupId>
 		<artifactId>spring-boot-starters</artifactId>
-		<version>1.5.21.BUILD-SNAPSHOT</version>
+		<version>1.5.21.RELEASE</version>
 	</parent>
 	<artifactId>spring-boot-starter-activemq</artifactId>
 	<name>Spring Boot ActiveMQ Starter</name>
diff --git a/spring-boot-starters/spring-boot-starter-actuator/pom.xml b/spring-boot-starters/spring-boot-starter-actuator/pom.xml
index 1e6d29daa94..be1e42545d8 100644
--- a/spring-boot-starters/spring-boot-starter-actuator/pom.xml
+++ b/spring-boot-starters/spring-boot-starter-actuator/pom.xml
@@ -4,7 +4,7 @@
 	<parent>
 		<groupId>org.springframework.boot</groupId>
 		<artifactId>spring-boot-starters</artifactId>
-		<version>1.5.21.BUILD-SNAPSHOT</version>
+		<version>1.5.21.RELEASE</version>
 	</parent>
 	<artifactId>spring-boot-starter-actuator</artifactId>
 	<name>Spring Boot Actuator Starter</name>
diff --git a/spring-boot-starters/spring-boot-starter-amqp/pom.xml b/spring-boot-starters/spring-boot-starter-amqp/pom.xml
index 4dddaea3bf9..613ab0d360f 100644
--- a/spring-boot-starters/spring-boot-starter-amqp/pom.xml
+++ b/spring-boot-starters/spring-boot-starter-amqp/pom.xml
@@ -4,7 +4,7 @@
 	<parent>
 		<groupId>org.springframework.boot</groupId>
 		<artifactId>spring-boot-starters</artifactId>
-		<version>1.5.21.BUILD-SNAPSHOT</version>
+		<version>1.5.21.RELEASE</version>
 	</parent>
 	<artifactId>spring-boot-starter-amqp</artifactId>
 	<name>Spring Boot AMQP Starter</name>
diff --git a/spring-boot-starters/spring-boot-starter-aop/pom.xml b/spring-boot-starters/spring-boot-starter-aop/pom.xml
index 5f813e041bd..6214b888104 100644
--- a/spring-boot-starters/spring-boot-starter-aop/pom.xml
+++ b/spring-boot-starters/spring-boot-starter-aop/pom.xml
@@ -4,7 +4,7 @@
 	<parent>
 		<groupId>org.springframework.boot</groupId>
 		<artifactId>spring-boot-starters</artifactId>
-		<version>1.5.21.BUILD-SNAPSHOT</version>
+		<version>1.5.21.RELEASE</version>
 	</parent>
 	<artifactId>spring-boot-starter-aop</artifactId>
 	<name>Spring Boot AOP Starter</name>
diff --git a/spring-boot-starters/spring-boot-starter-artemis/pom.xml b/spring-boot-starters/spring-boot-starter-artemis/pom.xml
index 06d196b4412..452e0dea94f 100644
--- a/spring-boot-starters/spring-boot-starter-artemis/pom.xml
+++ b/spring-boot-starters/spring-boot-starter-artemis/pom.xml
@@ -4,7 +4,7 @@
 	<parent>
 		<groupId>org.springframework.boot</groupId>
 		<artifactId>spring-boot-starters</artifactId>
-		<version>1.5.21.BUILD-SNAPSHOT</version>
+		<version>1.5.21.RELEASE</version>
 	</parent>
 	<artifactId>spring-boot-starter-artemis</artifactId>
 	<name>Spring Boot Artemis Starter</name>
diff --git a/spring-boot-starters/spring-boot-starter-batch/pom.xml b/spring-boot-starters/spring-boot-starter-batch/pom.xml
index eb90d2d6979..98b39e6f531 100644
--- a/spring-boot-starters/spring-boot-starter-batch/pom.xml
+++ b/spring-boot-starters/spring-boot-starter-batch/pom.xml
@@ -4,7 +4,7 @@
 	<parent>
 		<groupId>org.springframework.boot</groupId>
 		<artifactId>spring-boot-starters</artifactId>
-		<version>1.5.21.BUILD-SNAPSHOT</version>
+		<version>1.5.21.RELEASE</version>
 	</parent>
 	<artifactId>spring-boot-starter-batch</artifactId>
 	<name>Spring Boot Batch Starter</name>
diff --git a/spring-boot-starters/spring-boot-starter-cache/pom.xml b/spring-boot-starters/spring-boot-starter-cache/pom.xml
index 3371f68c8a3..d149bcd1f8b 100644
--- a/spring-boot-starters/spring-boot-starter-cache/pom.xml
+++ b/spring-boot-starters/spring-boot-starter-cache/pom.xml
@@ -4,7 +4,7 @@
 	<parent>
 		<groupId>org.springframework.boot</groupId>
 		<artifactId>spring-boot-starters</artifactId>
-		<version>1.5.21.BUILD-SNAPSHOT</version>
+		<version>1.5.21.RELEASE</version>
 	</parent>
 	<artifactId>spring-boot-starter-cache</artifactId>
 	<name>Spring Boot Cache Starter</name>
diff --git a/spring-boot-starters/spring-boot-starter-cloud-connectors/pom.xml b/spring-boot-starters/spring-boot-starter-cloud-connectors/pom.xml
index c2d758c3dea..3dda2b9561b 100644
--- a/spring-boot-starters/spring-boot-starter-cloud-connectors/pom.xml
+++ b/spring-boot-starters/spring-boot-starter-cloud-connectors/pom.xml
@@ -4,7 +4,7 @@
 	<parent>
 		<groupId>org.springframework.boot</groupId>
 		<artifactId>spring-boot-starters</artifactId>
-		<version>1.5.21.BUILD-SNAPSHOT</version>
+		<version>1.5.21.RELEASE</version>
 	</parent>
 	<artifactId>spring-boot-starter-cloud-connectors</artifactId>
 	<name>Spring Boot Spring Cloud Connectors Starter</name>
diff --git a/spring-boot-starters/spring-boot-starter-data-cassandra/pom.xml b/spring-boot-starters/spring-boot-starter-data-cassandra/pom.xml
index 268eae1e88c..21b82061a62 100644
--- a/spring-boot-starters/spring-boot-starter-data-cassandra/pom.xml
+++ b/spring-boot-starters/spring-boot-starter-data-cassandra/pom.xml
@@ -4,7 +4,7 @@
 	<parent>
 		<groupId>org.springframework.boot</groupId>
 		<artifactId>spring-boot-starters</artifactId>
-		<version>1.5.21.BUILD-SNAPSHOT</version>
+		<version>1.5.21.RELEASE</version>
 	</parent>
 	<artifactId>spring-boot-starter-data-cassandra</artifactId>
 	<name>Spring Boot Data Cassandra Starter</name>
diff --git a/spring-boot-starters/spring-boot-starter-data-couchbase/pom.xml b/spring-boot-starters/spring-boot-starter-data-couchbase/pom.xml
index 7e259fec337..d6279fc0417 100644
--- a/spring-boot-starters/spring-boot-starter-data-couchbase/pom.xml
+++ b/spring-boot-starters/spring-boot-starter-data-couchbase/pom.xml
@@ -4,7 +4,7 @@
 	<parent>
 		<artifactId>spring-boot-starters</artifactId>
 		<groupId>org.springframework.boot</groupId>
-		<version>1.5.21.BUILD-SNAPSHOT</version>
+		<version>1.5.21.RELEASE</version>
 	</parent>
 	<artifactId>spring-boot-starter-data-couchbase</artifactId>
 	<name>Spring Boot Data Couchbase Starter</name>
diff --git a/spring-boot-starters/spring-boot-starter-data-elasticsearch/pom.xml b/spring-boot-starters/spring-boot-starter-data-elasticsearch/pom.xml
index c1007b9f301..a7d85ab73dc 100644
--- a/spring-boot-starters/spring-boot-starter-data-elasticsearch/pom.xml
+++ b/spring-boot-starters/spring-boot-starter-data-elasticsearch/pom.xml
@@ -4,7 +4,7 @@
 	<parent>
 		<groupId>org.springframework.boot</groupId>
 		<artifactId>spring-boot-starters</artifactId>
-		<version>1.5.21.BUILD-SNAPSHOT</version>
+		<version>1.5.21.RELEASE</version>
 	</parent>
 	<artifactId>spring-boot-starter-data-elasticsearch</artifactId>
 	<name>Spring Boot Data Elasticsearch Starter</name>
diff --git a/spring-boot-starters/spring-boot-starter-data-gemfire/pom.xml b/spring-boot-starters/spring-boot-starter-data-gemfire/pom.xml
index 70b50288b5b..269f9aff246 100644
--- a/spring-boot-starters/spring-boot-starter-data-gemfire/pom.xml
+++ b/spring-boot-starters/spring-boot-starter-data-gemfire/pom.xml
@@ -4,7 +4,7 @@
 	<parent>
 		<groupId>org.springframework.boot</groupId>
 		<artifactId>spring-boot-starters</artifactId>
-		<version>1.5.21.BUILD-SNAPSHOT</version>
+		<version>1.5.21.RELEASE</version>
 	</parent>
 	<artifactId>spring-boot-starter-data-gemfire</artifactId>
 	<name>Spring Boot Data GemFire Starter</name>
diff --git a/spring-boot-starters/spring-boot-starter-data-jpa/pom.xml b/spring-boot-starters/spring-boot-starter-data-jpa/pom.xml
index e2aeafcb206..361c9db7b85 100644
--- a/spring-boot-starters/spring-boot-starter-data-jpa/pom.xml
+++ b/spring-boot-starters/spring-boot-starter-data-jpa/pom.xml
@@ -4,7 +4,7 @@
 	<parent>
 		<groupId>org.springframework.boot</groupId>
 		<artifactId>spring-boot-starters</artifactId>
-		<version>1.5.21.BUILD-SNAPSHOT</version>
+		<version>1.5.21.RELEASE</version>
 	</parent>
 	<artifactId>spring-boot-starter-data-jpa</artifactId>
 	<name>Spring Boot Data JPA Starter</name>
diff --git a/spring-boot-starters/spring-boot-starter-data-ldap/pom.xml b/spring-boot-starters/spring-boot-starter-data-ldap/pom.xml
index 74dff5c36f3..09eab9fb68c 100644
--- a/spring-boot-starters/spring-boot-starter-data-ldap/pom.xml
+++ b/spring-boot-starters/spring-boot-starter-data-ldap/pom.xml
@@ -4,7 +4,7 @@
 	<parent>
 		<artifactId>spring-boot-starters</artifactId>
 		<groupId>org.springframework.boot</groupId>
-		<version>1.5.21.BUILD-SNAPSHOT</version>
+		<version>1.5.21.RELEASE</version>
 	</parent>
 	<artifactId>spring-boot-starter-data-ldap</artifactId>
 	<name>Spring Boot Data LDAP Starter</name>
diff --git a/spring-boot-starters/spring-boot-starter-data-mongodb/pom.xml b/spring-boot-starters/spring-boot-starter-data-mongodb/pom.xml
index c23203641e7..62197a3d4a7 100644
--- a/spring-boot-starters/spring-boot-starter-data-mongodb/pom.xml
+++ b/spring-boot-starters/spring-boot-starter-data-mongodb/pom.xml
@@ -4,7 +4,7 @@
 	<parent>
 		<groupId>org.springframework.boot</groupId>
 		<artifactId>spring-boot-starters</artifactId>
-		<version>1.5.21.BUILD-SNAPSHOT</version>
+		<version>1.5.21.RELEASE</version>
 	</parent>
 	<artifactId>spring-boot-starter-data-mongodb</artifactId>
 	<name>Spring Boot Data MongoDB Starter</name>
diff --git a/spring-boot-starters/spring-boot-starter-data-neo4j/pom.xml b/spring-boot-starters/spring-boot-starter-data-neo4j/pom.xml
index e12801e83e0..34f36bb329b 100644
--- a/spring-boot-starters/spring-boot-starter-data-neo4j/pom.xml
+++ b/spring-boot-starters/spring-boot-starter-data-neo4j/pom.xml
@@ -4,7 +4,7 @@
 	<parent>
 		<groupId>org.springframework.boot</groupId>
 		<artifactId>spring-boot-starters</artifactId>
-		<version>1.5.21.BUILD-SNAPSHOT</version>
+		<version>1.5.21.RELEASE</version>
 	</parent>
 	<artifactId>spring-boot-starter-data-neo4j</artifactId>
 	<name>Spring Boot Data Neo4j Starter</name>
diff --git a/spring-boot-starters/spring-boot-starter-data-redis/pom.xml b/spring-boot-starters/spring-boot-starter-data-redis/pom.xml
index b440a21703e..fdf250980b6 100644
--- a/spring-boot-starters/spring-boot-starter-data-redis/pom.xml
+++ b/spring-boot-starters/spring-boot-starter-data-redis/pom.xml
@@ -4,7 +4,7 @@
 	<parent>
 		<groupId>org.springframework.boot</groupId>
 		<artifactId>spring-boot-starters</artifactId>
-		<version>1.5.21.BUILD-SNAPSHOT</version>
+		<version>1.5.21.RELEASE</version>
 	</parent>
 	<artifactId>spring-boot-starter-data-redis</artifactId>
 	<name>Spring Boot Data Redis Starter</name>
diff --git a/spring-boot-starters/spring-boot-starter-data-rest/pom.xml b/spring-boot-starters/spring-boot-starter-data-rest/pom.xml
index 00d392ad2eb..8bc3e99f1c3 100644
--- a/spring-boot-starters/spring-boot-starter-data-rest/pom.xml
+++ b/spring-boot-starters/spring-boot-starter-data-rest/pom.xml
@@ -4,7 +4,7 @@
 	<parent>
 		<groupId>org.springframework.boot</groupId>
 		<artifactId>spring-boot-starters</artifactId>
-		<version>1.5.21.BUILD-SNAPSHOT</version>
+		<version>1.5.21.RELEASE</version>
 	</parent>
 	<artifactId>spring-boot-starter-data-rest</artifactId>
 	<name>Spring Boot Data REST Starter</name>
diff --git a/spring-boot-starters/spring-boot-starter-data-solr/pom.xml b/spring-boot-starters/spring-boot-starter-data-solr/pom.xml
index 5a4ecd2d4ea..a7c0bd50187 100644
--- a/spring-boot-starters/spring-boot-starter-data-solr/pom.xml
+++ b/spring-boot-starters/spring-boot-starter-data-solr/pom.xml
@@ -4,7 +4,7 @@
 	<parent>
 		<groupId>org.springframework.boot</groupId>
 		<artifactId>spring-boot-starters</artifactId>
-		<version>1.5.21.BUILD-SNAPSHOT</version>
+		<version>1.5.21.RELEASE</version>
 	</parent>
 	<artifactId>spring-boot-starter-data-solr</artifactId>
 	<name>Spring Boot Data Solr Starter</name>
diff --git a/spring-boot-starters/spring-boot-starter-freemarker/pom.xml b/spring-boot-starters/spring-boot-starter-freemarker/pom.xml
index 1e527ab1e1f..c09910fac6a 100644
--- a/spring-boot-starters/spring-boot-starter-freemarker/pom.xml
+++ b/spring-boot-starters/spring-boot-starter-freemarker/pom.xml
@@ -4,7 +4,7 @@
 	<parent>
 		<groupId>org.springframework.boot</groupId>
 		<artifactId>spring-boot-starters</artifactId>
-		<version>1.5.21.BUILD-SNAPSHOT</version>
+		<version>1.5.21.RELEASE</version>
 	</parent>
 	<artifactId>spring-boot-starter-freemarker</artifactId>
 	<name>Spring Boot FreeMarker Starter</name>
diff --git a/spring-boot-starters/spring-boot-starter-groovy-templates/pom.xml b/spring-boot-starters/spring-boot-starter-groovy-templates/pom.xml
index 03c2b63e647..b367922a28d 100644
--- a/spring-boot-starters/spring-boot-starter-groovy-templates/pom.xml
+++ b/spring-boot-starters/spring-boot-starter-groovy-templates/pom.xml
@@ -4,7 +4,7 @@
 	<parent>
 		<groupId>org.springframework.boot</groupId>
 		<artifactId>spring-boot-starters</artifactId>
-		<version>1.5.21.BUILD-SNAPSHOT</version>
+		<version>1.5.21.RELEASE</version>
 	</parent>
 	<artifactId>spring-boot-starter-groovy-templates</artifactId>
 	<name>Spring Boot Groovy Templates Starter</name>
diff --git a/spring-boot-starters/spring-boot-starter-hateoas/pom.xml b/spring-boot-starters/spring-boot-starter-hateoas/pom.xml
index 71f9fc8b4d7..44a54e31475 100644
--- a/spring-boot-starters/spring-boot-starter-hateoas/pom.xml
+++ b/spring-boot-starters/spring-boot-starter-hateoas/pom.xml
@@ -4,7 +4,7 @@
 	<parent>
 		<groupId>org.springframework.boot</groupId>
 		<artifactId>spring-boot-starters</artifactId>
-		<version>1.5.21.BUILD-SNAPSHOT</version>
+		<version>1.5.21.RELEASE</version>
 	</parent>
 	<artifactId>spring-boot-starter-hateoas</artifactId>
 	<name>Spring Boot HATEOAS Starter</name>
diff --git a/spring-boot-starters/spring-boot-starter-integration/pom.xml b/spring-boot-starters/spring-boot-starter-integration/pom.xml
index 415e3772d34..3d6c52d1203 100644
--- a/spring-boot-starters/spring-boot-starter-integration/pom.xml
+++ b/spring-boot-starters/spring-boot-starter-integration/pom.xml
@@ -4,7 +4,7 @@
 	<parent>
 		<groupId>org.springframework.boot</groupId>
 		<artifactId>spring-boot-starters</artifactId>
-		<version>1.5.21.BUILD-SNAPSHOT</version>
+		<version>1.5.21.RELEASE</version>
 	</parent>
 	<artifactId>spring-boot-starter-integration</artifactId>
 	<name>Spring Boot Integration Starter</name>
diff --git a/spring-boot-starters/spring-boot-starter-jdbc/pom.xml b/spring-boot-starters/spring-boot-starter-jdbc/pom.xml
index c8d6f528e68..79aa9a9d5bc 100644
--- a/spring-boot-starters/spring-boot-starter-jdbc/pom.xml
+++ b/spring-boot-starters/spring-boot-starter-jdbc/pom.xml
@@ -4,7 +4,7 @@
 	<parent>
 		<groupId>org.springframework.boot</groupId>
 		<artifactId>spring-boot-starters</artifactId>
-		<version>1.5.21.BUILD-SNAPSHOT</version>
+		<version>1.5.21.RELEASE</version>
 	</parent>
 	<artifactId>spring-boot-starter-jdbc</artifactId>
 	<name>Spring Boot JDBC Starter</name>
diff --git a/spring-boot-starters/spring-boot-starter-jersey/pom.xml b/spring-boot-starters/spring-boot-starter-jersey/pom.xml
index 6dff7ee755b..b00814ae379 100644
--- a/spring-boot-starters/spring-boot-starter-jersey/pom.xml
+++ b/spring-boot-starters/spring-boot-starter-jersey/pom.xml
@@ -4,7 +4,7 @@
 	<parent>
 		<groupId>org.springframework.boot</groupId>
 		<artifactId>spring-boot-starters</artifactId>
-		<version>1.5.21.BUILD-SNAPSHOT</version>
+		<version>1.5.21.RELEASE</version>
 	</parent>
 	<artifactId>spring-boot-starter-jersey</artifactId>
 	<name>Spring Boot Jersey Starter</name>
diff --git a/spring-boot-starters/spring-boot-starter-jetty/pom.xml b/spring-boot-starters/spring-boot-starter-jetty/pom.xml
index 463fd298b65..2d9ba6ed7a0 100644
--- a/spring-boot-starters/spring-boot-starter-jetty/pom.xml
+++ b/spring-boot-starters/spring-boot-starter-jetty/pom.xml
@@ -4,7 +4,7 @@
 	<parent>
 		<groupId>org.springframework.boot</groupId>
 		<artifactId>spring-boot-starters</artifactId>
-		<version>1.5.21.BUILD-SNAPSHOT</version>
+		<version>1.5.21.RELEASE</version>
 	</parent>
 	<artifactId>spring-boot-starter-jetty</artifactId>
 	<name>Spring Boot Jetty Starter</name>
diff --git a/spring-boot-starters/spring-boot-starter-jooq/pom.xml b/spring-boot-starters/spring-boot-starter-jooq/pom.xml
index 78bf21523a0..3aa3bad4324 100644
--- a/spring-boot-starters/spring-boot-starter-jooq/pom.xml
+++ b/spring-boot-starters/spring-boot-starter-jooq/pom.xml
@@ -4,7 +4,7 @@
 	<parent>
 		<groupId>org.springframework.boot</groupId>
 		<artifactId>spring-boot-starters</artifactId>
-		<version>1.5.21.BUILD-SNAPSHOT</version>
+		<version>1.5.21.RELEASE</version>
 	</parent>
 	<artifactId>spring-boot-starter-jooq</artifactId>
 	<name>Spring Boot JOOQ Starter</name>
diff --git a/spring-boot-starters/spring-boot-starter-jta-atomikos/pom.xml b/spring-boot-starters/spring-boot-starter-jta-atomikos/pom.xml
index 0743329e222..2b61926626b 100644
--- a/spring-boot-starters/spring-boot-starter-jta-atomikos/pom.xml
+++ b/spring-boot-starters/spring-boot-starter-jta-atomikos/pom.xml
@@ -4,7 +4,7 @@
 	<parent>
 		<groupId>org.springframework.boot</groupId>
 		<artifactId>spring-boot-starters</artifactId>
-		<version>1.5.21.BUILD-SNAPSHOT</version>
+		<version>1.5.21.RELEASE</version>
 	</parent>
 	<artifactId>spring-boot-starter-jta-atomikos</artifactId>
 	<name>Spring Boot Atomikos JTA Starter</name>
diff --git a/spring-boot-starters/spring-boot-starter-jta-bitronix/pom.xml b/spring-boot-starters/spring-boot-starter-jta-bitronix/pom.xml
index 96119f914b6..9d6b75e3bca 100644
--- a/spring-boot-starters/spring-boot-starter-jta-bitronix/pom.xml
+++ b/spring-boot-starters/spring-boot-starter-jta-bitronix/pom.xml
@@ -4,7 +4,7 @@
 	<parent>
 		<groupId>org.springframework.boot</groupId>
 		<artifactId>spring-boot-starters</artifactId>
-		<version>1.5.21.BUILD-SNAPSHOT</version>
+		<version>1.5.21.RELEASE</version>
 	</parent>
 	<artifactId>spring-boot-starter-jta-bitronix</artifactId>
 	<name>Spring Boot Bitronix JTA Starter</name>
diff --git a/spring-boot-starters/spring-boot-starter-jta-narayana/pom.xml b/spring-boot-starters/spring-boot-starter-jta-narayana/pom.xml
index 868308a4caf..52d85125ddf 100644
--- a/spring-boot-starters/spring-boot-starter-jta-narayana/pom.xml
+++ b/spring-boot-starters/spring-boot-starter-jta-narayana/pom.xml
@@ -4,7 +4,7 @@
 	<parent>
 		<artifactId>spring-boot-starters</artifactId>
 		<groupId>org.springframework.boot</groupId>
-		<version>1.5.21.BUILD-SNAPSHOT</version>
+		<version>1.5.21.RELEASE</version>
 	</parent>
 	<artifactId>spring-boot-starter-jta-narayana</artifactId>
 	<name>Spring Boot Narayana JTA Starter</name>
diff --git a/spring-boot-starters/spring-boot-starter-log4j2/pom.xml b/spring-boot-starters/spring-boot-starter-log4j2/pom.xml
index 4ea761577a8..930a9e2f56c 100644
--- a/spring-boot-starters/spring-boot-starter-log4j2/pom.xml
+++ b/spring-boot-starters/spring-boot-starter-log4j2/pom.xml
@@ -4,7 +4,7 @@
 	<parent>
 		<groupId>org.springframework.boot</groupId>
 		<artifactId>spring-boot-starters</artifactId>
-		<version>1.5.21.BUILD-SNAPSHOT</version>
+		<version>1.5.21.RELEASE</version>
 	</parent>
 	<artifactId>spring-boot-starter-log4j2</artifactId>
 	<name>Spring Boot Log4j 2 Starter</name>
diff --git a/spring-boot-starters/spring-boot-starter-logging/pom.xml b/spring-boot-starters/spring-boot-starter-logging/pom.xml
index b3de6551234..05871b298c2 100644
--- a/spring-boot-starters/spring-boot-starter-logging/pom.xml
+++ b/spring-boot-starters/spring-boot-starter-logging/pom.xml
@@ -4,7 +4,7 @@
 	<parent>
 		<groupId>org.springframework.boot</groupId>
 		<artifactId>spring-boot-starters</artifactId>
-		<version>1.5.21.BUILD-SNAPSHOT</version>
+		<version>1.5.21.RELEASE</version>
 	</parent>
 	<artifactId>spring-boot-starter-logging</artifactId>
 	<name>Spring Boot Logging Starter</name>
diff --git a/spring-boot-starters/spring-boot-starter-mail/pom.xml b/spring-boot-starters/spring-boot-starter-mail/pom.xml
index b44dfcd4597..660df67e5c2 100644
--- a/spring-boot-starters/spring-boot-starter-mail/pom.xml
+++ b/spring-boot-starters/spring-boot-starter-mail/pom.xml
@@ -4,7 +4,7 @@
 	<parent>
 		<groupId>org.springframework.boot</groupId>
 		<artifactId>spring-boot-starters</artifactId>
-		<version>1.5.21.BUILD-SNAPSHOT</version>
+		<version>1.5.21.RELEASE</version>
 	</parent>
 	<artifactId>spring-boot-starter-mail</artifactId>
 	<name>Spring Boot Mail Starter</name>
diff --git a/spring-boot-starters/spring-boot-starter-mobile/pom.xml b/spring-boot-starters/spring-boot-starter-mobile/pom.xml
index 2269ba368fb..e8db3724460 100644
--- a/spring-boot-starters/spring-boot-starter-mobile/pom.xml
+++ b/spring-boot-starters/spring-boot-starter-mobile/pom.xml
@@ -4,7 +4,7 @@
 	<parent>
 		<groupId>org.springframework.boot</groupId>
 		<artifactId>spring-boot-starters</artifactId>
-		<version>1.5.21.BUILD-SNAPSHOT</version>
+		<version>1.5.21.RELEASE</version>
 	</parent>
 	<artifactId>spring-boot-starter-mobile</artifactId>
 	<name>Spring Boot Mobile Starter</name>
diff --git a/spring-boot-starters/spring-boot-starter-mustache/pom.xml b/spring-boot-starters/spring-boot-starter-mustache/pom.xml
index 5d846798f7c..99e435135d5 100644
--- a/spring-boot-starters/spring-boot-starter-mustache/pom.xml
+++ b/spring-boot-starters/spring-boot-starter-mustache/pom.xml
@@ -4,7 +4,7 @@
 	<parent>
 		<groupId>org.springframework.boot</groupId>
 		<artifactId>spring-boot-starters</artifactId>
-		<version>1.5.21.BUILD-SNAPSHOT</version>
+		<version>1.5.21.RELEASE</version>
 	</parent>
 	<artifactId>spring-boot-starter-mustache</artifactId>
 	<name>Spring Boot Mustache Starter</name>
diff --git a/spring-boot-starters/spring-boot-starter-parent/pom.xml b/spring-boot-starters/spring-boot-starter-parent/pom.xml
index 7e1dc1a6aca..cf018f34ec5 100644
--- a/spring-boot-starters/spring-boot-starter-parent/pom.xml
+++ b/spring-boot-starters/spring-boot-starter-parent/pom.xml
@@ -3,7 +3,7 @@
 	<parent>
 		<groupId>org.springframework.boot</groupId>
 		<artifactId>spring-boot-dependencies</artifactId>
-		<version>1.5.21.BUILD-SNAPSHOT</version>
+		<version>1.5.21.RELEASE</version>
 		<relativePath>../../spring-boot-dependencies</relativePath>
 	</parent>
 	<artifactId>spring-boot-starter-parent</artifactId>
@@ -170,7 +170,7 @@
 						<dependency>
 							<groupId>org.springframework.boot</groupId>
 							<artifactId>spring-boot-maven-plugin</artifactId>
-							<version>1.5.21.BUILD-SNAPSHOT</version>
+							<version>1.5.21.RELEASE</version>
 						</dependency>
 					</dependencies>
 					<configuration>
diff --git a/spring-boot-starters/spring-boot-starter-remote-shell/pom.xml b/spring-boot-starters/spring-boot-starter-remote-shell/pom.xml
index c87dd1e9472..5aeffec5637 100644
--- a/spring-boot-starters/spring-boot-starter-remote-shell/pom.xml
+++ b/spring-boot-starters/spring-boot-starter-remote-shell/pom.xml
@@ -4,7 +4,7 @@
 	<parent>
 		<groupId>org.springframework.boot</groupId>
 		<artifactId>spring-boot-starters</artifactId>
-		<version>1.5.21.BUILD-SNAPSHOT</version>
+		<version>1.5.21.RELEASE</version>
 	</parent>
 	<artifactId>spring-boot-starter-remote-shell</artifactId>
 	<name>spring-boot-starter-remote-shell (DEPRECATED)</name>
diff --git a/spring-boot-starters/spring-boot-starter-security/pom.xml b/spring-boot-starters/spring-boot-starter-security/pom.xml
index dc5b5bc68e9..b4e003c2104 100644
--- a/spring-boot-starters/spring-boot-starter-security/pom.xml
+++ b/spring-boot-starters/spring-boot-starter-security/pom.xml
@@ -4,7 +4,7 @@
 	<parent>
 		<groupId>org.springframework.boot</groupId>
 		<artifactId>spring-boot-starters</artifactId>
-		<version>1.5.21.BUILD-SNAPSHOT</version>
+		<version>1.5.21.RELEASE</version>
 	</parent>
 	<artifactId>spring-boot-starter-security</artifactId>
 	<name>Spring Boot Security Starter</name>
diff --git a/spring-boot-starters/spring-boot-starter-social-facebook/pom.xml b/spring-boot-starters/spring-boot-starter-social-facebook/pom.xml
index f727f47438a..f6390ebfdf6 100644
--- a/spring-boot-starters/spring-boot-starter-social-facebook/pom.xml
+++ b/spring-boot-starters/spring-boot-starter-social-facebook/pom.xml
@@ -4,7 +4,7 @@
 	<parent>
 		<groupId>org.springframework.boot</groupId>
 		<artifactId>spring-boot-starters</artifactId>
-		<version>1.5.21.BUILD-SNAPSHOT</version>
+		<version>1.5.21.RELEASE</version>
 	</parent>
 	<artifactId>spring-boot-starter-social-facebook</artifactId>
 	<name>Spring Boot Social Facebook Starter</name>
diff --git a/spring-boot-starters/spring-boot-starter-social-linkedin/pom.xml b/spring-boot-starters/spring-boot-starter-social-linkedin/pom.xml
index 32ea3f487f7..b42efb5bee9 100644
--- a/spring-boot-starters/spring-boot-starter-social-linkedin/pom.xml
+++ b/spring-boot-starters/spring-boot-starter-social-linkedin/pom.xml
@@ -4,7 +4,7 @@
 	<parent>
 		<groupId>org.springframework.boot</groupId>
 		<artifactId>spring-boot-starters</artifactId>
-		<version>1.5.21.BUILD-SNAPSHOT</version>
+		<version>1.5.21.RELEASE</version>
 	</parent>
 	<artifactId>spring-boot-starter-social-linkedin</artifactId>
 	<name>Spring Boot Social LinkedIn Starter</name>
diff --git a/spring-boot-starters/spring-boot-starter-social-twitter/pom.xml b/spring-boot-starters/spring-boot-starter-social-twitter/pom.xml
index 8eeea319896..1a8070200d2 100644
--- a/spring-boot-starters/spring-boot-starter-social-twitter/pom.xml
+++ b/spring-boot-starters/spring-boot-starter-social-twitter/pom.xml
@@ -4,7 +4,7 @@
 	<parent>
 		<groupId>org.springframework.boot</groupId>
 		<artifactId>spring-boot-starters</artifactId>
-		<version>1.5.21.BUILD-SNAPSHOT</version>
+		<version>1.5.21.RELEASE</version>
 	</parent>
 	<artifactId>spring-boot-starter-social-twitter</artifactId>
 	<name>Spring Boot Social Twitter Starter</name>
diff --git a/spring-boot-starters/spring-boot-starter-test/pom.xml b/spring-boot-starters/spring-boot-starter-test/pom.xml
index 75d80fcb310..eff7b1fd2f8 100644
--- a/spring-boot-starters/spring-boot-starter-test/pom.xml
+++ b/spring-boot-starters/spring-boot-starter-test/pom.xml
@@ -4,7 +4,7 @@
 	<parent>
 		<groupId>org.springframework.boot</groupId>
 		<artifactId>spring-boot-starters</artifactId>
-		<version>1.5.21.BUILD-SNAPSHOT</version>
+		<version>1.5.21.RELEASE</version>
 	</parent>
 	<artifactId>spring-boot-starter-test</artifactId>
 	<name>Spring Boot Test Starter</name>
diff --git a/spring-boot-starters/spring-boot-starter-thymeleaf/pom.xml b/spring-boot-starters/spring-boot-starter-thymeleaf/pom.xml
index 1107394c244..3f7079c887c 100644
--- a/spring-boot-starters/spring-boot-starter-thymeleaf/pom.xml
+++ b/spring-boot-starters/spring-boot-starter-thymeleaf/pom.xml
@@ -4,7 +4,7 @@
 	<parent>
 		<groupId>org.springframework.boot</groupId>
 		<artifactId>spring-boot-starters</artifactId>
-		<version>1.5.21.BUILD-SNAPSHOT</version>
+		<version>1.5.21.RELEASE</version>
 	</parent>
 	<artifactId>spring-boot-starter-thymeleaf</artifactId>
 	<name>Spring Boot Thymeleaf Starter</name>
diff --git a/spring-boot-starters/spring-boot-starter-tomcat/pom.xml b/spring-boot-starters/spring-boot-starter-tomcat/pom.xml
index 8fc71bf8163..e7462e9d9f4 100644
--- a/spring-boot-starters/spring-boot-starter-tomcat/pom.xml
+++ b/spring-boot-starters/spring-boot-starter-tomcat/pom.xml
@@ -4,7 +4,7 @@
 	<parent>
 		<groupId>org.springframework.boot</groupId>
 		<artifactId>spring-boot-starters</artifactId>
-		<version>1.5.21.BUILD-SNAPSHOT</version>
+		<version>1.5.21.RELEASE</version>
 	</parent>
 	<artifactId>spring-boot-starter-tomcat</artifactId>
 	<name>Spring Boot Tomcat Starter</name>
diff --git a/spring-boot-starters/spring-boot-starter-undertow/pom.xml b/spring-boot-starters/spring-boot-starter-undertow/pom.xml
index eb495cb94fa..f353e776bd4 100644
--- a/spring-boot-starters/spring-boot-starter-undertow/pom.xml
+++ b/spring-boot-starters/spring-boot-starter-undertow/pom.xml
@@ -4,7 +4,7 @@
 	<parent>
 		<groupId>org.springframework.boot</groupId>
 		<artifactId>spring-boot-starters</artifactId>
-		<version>1.5.21.BUILD-SNAPSHOT</version>
+		<version>1.5.21.RELEASE</version>
 	</parent>
 	<artifactId>spring-boot-starter-undertow</artifactId>
 	<name>Spring Boot Undertow Starter</name>
diff --git a/spring-boot-starters/spring-boot-starter-validation/pom.xml b/spring-boot-starters/spring-boot-starter-validation/pom.xml
index b001a12f1b9..e45a0fdccf1 100644
--- a/spring-boot-starters/spring-boot-starter-validation/pom.xml
+++ b/spring-boot-starters/spring-boot-starter-validation/pom.xml
@@ -4,7 +4,7 @@
 	<parent>
 		<groupId>org.springframework.boot</groupId>
 		<artifactId>spring-boot-starters</artifactId>
-		<version>1.5.21.BUILD-SNAPSHOT</version>
+		<version>1.5.21.RELEASE</version>
 	</parent>
 	<artifactId>spring-boot-starter-validation</artifactId>
 	<name>Spring Boot Validation Starter</name>
diff --git a/spring-boot-starters/spring-boot-starter-web-services/pom.xml b/spring-boot-starters/spring-boot-starter-web-services/pom.xml
index ebc5768df14..5a1918a24af 100644
--- a/spring-boot-starters/spring-boot-starter-web-services/pom.xml
+++ b/spring-boot-starters/spring-boot-starter-web-services/pom.xml
@@ -4,7 +4,7 @@
 	<parent>
 		<groupId>org.springframework.boot</groupId>
 		<artifactId>spring-boot-starters</artifactId>
-		<version>1.5.21.BUILD-SNAPSHOT</version>
+		<version>1.5.21.RELEASE</version>
 	</parent>
 	<artifactId>spring-boot-starter-web-services</artifactId>
 	<name>Spring Boot Web Services Starter</name>
diff --git a/spring-boot-starters/spring-boot-starter-web/pom.xml b/spring-boot-starters/spring-boot-starter-web/pom.xml
index d9218ecea39..1e128af75bb 100644
--- a/spring-boot-starters/spring-boot-starter-web/pom.xml
+++ b/spring-boot-starters/spring-boot-starter-web/pom.xml
@@ -4,7 +4,7 @@
 	<parent>
 		<groupId>org.springframework.boot</groupId>
 		<artifactId>spring-boot-starters</artifactId>
-		<version>1.5.21.BUILD-SNAPSHOT</version>
+		<version>1.5.21.RELEASE</version>
 	</parent>
 	<artifactId>spring-boot-starter-web</artifactId>
 	<name>Spring Boot Web Starter</name>
diff --git a/spring-boot-starters/spring-boot-starter-websocket/pom.xml b/spring-boot-starters/spring-boot-starter-websocket/pom.xml
index 2054f5ab98f..bcd9fb43c22 100644
--- a/spring-boot-starters/spring-boot-starter-websocket/pom.xml
+++ b/spring-boot-starters/spring-boot-starter-websocket/pom.xml
@@ -4,7 +4,7 @@
 	<parent>
 		<groupId>org.springframework.boot</groupId>
 		<artifactId>spring-boot-starters</artifactId>
-		<version>1.5.21.BUILD-SNAPSHOT</version>
+		<version>1.5.21.RELEASE</version>
 	</parent>
 	<artifactId>spring-boot-starter-websocket</artifactId>
 	<name>Spring Boot WebSocket Starter</name>
diff --git a/spring-boot-starters/spring-boot-starter/pom.xml b/spring-boot-starters/spring-boot-starter/pom.xml
index 4103de2fd8b..ae1178e7e9e 100644
--- a/spring-boot-starters/spring-boot-starter/pom.xml
+++ b/spring-boot-starters/spring-boot-starter/pom.xml
@@ -4,7 +4,7 @@
 	<parent>
 		<groupId>org.springframework.boot</groupId>
 		<artifactId>spring-boot-starters</artifactId>
-		<version>1.5.21.BUILD-SNAPSHOT</version>
+		<version>1.5.21.RELEASE</version>
 	</parent>
 	<artifactId>spring-boot-starter</artifactId>
 	<name>Spring Boot Starter</name>
diff --git a/spring-boot-test-autoconfigure/pom.xml b/spring-boot-test-autoconfigure/pom.xml
index a42468eef1f..4574a9775cb 100644
--- a/spring-boot-test-autoconfigure/pom.xml
+++ b/spring-boot-test-autoconfigure/pom.xml
@@ -4,7 +4,7 @@
 	<parent>
 		<groupId>org.springframework.boot</groupId>
 		<artifactId>spring-boot-parent</artifactId>
-		<version>1.5.21.BUILD-SNAPSHOT</version>
+		<version>1.5.21.RELEASE</version>
 		<relativePath>../spring-boot-parent</relativePath>
 	</parent>
 	<artifactId>spring-boot-test-autoconfigure</artifactId>
diff --git a/spring-boot-test/pom.xml b/spring-boot-test/pom.xml
index 60e89111d58..9b9ab9b3831 100644
--- a/spring-boot-test/pom.xml
+++ b/spring-boot-test/pom.xml
@@ -4,7 +4,7 @@
 	<parent>
 		<groupId>org.springframework.boot</groupId>
 		<artifactId>spring-boot-parent</artifactId>
-		<version>1.5.21.BUILD-SNAPSHOT</version>
+		<version>1.5.21.RELEASE</version>
 		<relativePath>../spring-boot-parent</relativePath>
 	</parent>
 	<artifactId>spring-boot-test</artifactId>
diff --git a/spring-boot-tools/pom.xml b/spring-boot-tools/pom.xml
index c15a6543074..1eadbfe7c78 100644
--- a/spring-boot-tools/pom.xml
+++ b/spring-boot-tools/pom.xml
@@ -4,7 +4,7 @@
 	<parent>
 		<groupId>org.springframework.boot</groupId>
 		<artifactId>spring-boot-parent</artifactId>
-		<version>1.5.21.BUILD-SNAPSHOT</version>
+		<version>1.5.21.RELEASE</version>
 		<relativePath>../spring-boot-parent</relativePath>
 	</parent>
 	<artifactId>spring-boot-tools</artifactId>
diff --git a/spring-boot-tools/spring-boot-antlib/pom.xml b/spring-boot-tools/spring-boot-antlib/pom.xml
index 3598f3a713e..6b4455d972e 100644
--- a/spring-boot-tools/spring-boot-antlib/pom.xml
+++ b/spring-boot-tools/spring-boot-antlib/pom.xml
@@ -4,7 +4,7 @@
 	<parent>
 		<groupId>org.springframework.boot</groupId>
 		<artifactId>spring-boot-tools</artifactId>
-		<version>1.5.21.BUILD-SNAPSHOT</version>
+		<version>1.5.21.RELEASE</version>
 	</parent>
 	<artifactId>spring-boot-antlib</artifactId>
 	<name>Spring Boot Antlib</name>
diff --git a/spring-boot-tools/spring-boot-autoconfigure-processor/pom.xml b/spring-boot-tools/spring-boot-autoconfigure-processor/pom.xml
index e1dd60e566a..54399f92ae4 100644
--- a/spring-boot-tools/spring-boot-autoconfigure-processor/pom.xml
+++ b/spring-boot-tools/spring-boot-autoconfigure-processor/pom.xml
@@ -4,7 +4,7 @@
 	<parent>
 		<groupId>org.springframework.boot</groupId>
 		<artifactId>spring-boot-tools</artifactId>
-		<version>1.5.21.BUILD-SNAPSHOT</version>
+		<version>1.5.21.RELEASE</version>
 	</parent>
 	<artifactId>spring-boot-autoconfigure-processor</artifactId>
 	<name>Spring Boot Auto-Configure Annotation Processor</name>
diff --git a/spring-boot-tools/spring-boot-configuration-metadata/pom.xml b/spring-boot-tools/spring-boot-configuration-metadata/pom.xml
index 8c6ee9a487e..268d5651216 100644
--- a/spring-boot-tools/spring-boot-configuration-metadata/pom.xml
+++ b/spring-boot-tools/spring-boot-configuration-metadata/pom.xml
@@ -4,7 +4,7 @@
 	<parent>
 		<groupId>org.springframework.boot</groupId>
 		<artifactId>spring-boot-tools</artifactId>
-		<version>1.5.21.BUILD-SNAPSHOT</version>
+		<version>1.5.21.RELEASE</version>
 	</parent>
 	<artifactId>spring-boot-configuration-metadata</artifactId>
 	<name>Spring Boot Configuration Metadata</name>
diff --git a/spring-boot-tools/spring-boot-configuration-processor/pom.xml b/spring-boot-tools/spring-boot-configuration-processor/pom.xml
index f1d7e344cc0..a1ee60fd57b 100644
--- a/spring-boot-tools/spring-boot-configuration-processor/pom.xml
+++ b/spring-boot-tools/spring-boot-configuration-processor/pom.xml
@@ -4,7 +4,7 @@
 	<parent>
 		<groupId>org.springframework.boot</groupId>
 		<artifactId>spring-boot-tools</artifactId>
-		<version>1.5.21.BUILD-SNAPSHOT</version>
+		<version>1.5.21.RELEASE</version>
 	</parent>
 	<artifactId>spring-boot-configuration-processor</artifactId>
 	<name>Spring Boot Configuration Processor</name>
diff --git a/spring-boot-tools/spring-boot-gradle-plugin/pom.xml b/spring-boot-tools/spring-boot-gradle-plugin/pom.xml
index 858bb74600f..803df24aa32 100644
--- a/spring-boot-tools/spring-boot-gradle-plugin/pom.xml
+++ b/spring-boot-tools/spring-boot-gradle-plugin/pom.xml
@@ -4,7 +4,7 @@
 	<parent>
 		<groupId>org.springframework.boot</groupId>
 		<artifactId>spring-boot-tools</artifactId>
-		<version>1.5.21.BUILD-SNAPSHOT</version>
+		<version>1.5.21.RELEASE</version>
 	</parent>
 	<artifactId>spring-boot-gradle-plugin</artifactId>
 	<name>Spring Boot Gradle Plugin</name>
diff --git a/spring-boot-tools/spring-boot-loader-tools/pom.xml b/spring-boot-tools/spring-boot-loader-tools/pom.xml
index 9626ce91b17..c8a0ae5a067 100644
--- a/spring-boot-tools/spring-boot-loader-tools/pom.xml
+++ b/spring-boot-tools/spring-boot-loader-tools/pom.xml
@@ -4,7 +4,7 @@
 	<parent>
 		<groupId>org.springframework.boot</groupId>
 		<artifactId>spring-boot-tools</artifactId>
-		<version>1.5.21.BUILD-SNAPSHOT</version>
+		<version>1.5.21.RELEASE</version>
 	</parent>
 	<artifactId>spring-boot-loader-tools</artifactId>
 	<name>Spring Boot Loader Tools</name>
diff --git a/spring-boot-tools/spring-boot-loader/pom.xml b/spring-boot-tools/spring-boot-loader/pom.xml
index 8735c7516a5..78ddcdc5bb4 100644
--- a/spring-boot-tools/spring-boot-loader/pom.xml
+++ b/spring-boot-tools/spring-boot-loader/pom.xml
@@ -4,7 +4,7 @@
 	<parent>
 		<groupId>org.springframework.boot</groupId>
 		<artifactId>spring-boot-tools</artifactId>
-		<version>1.5.21.BUILD-SNAPSHOT</version>
+		<version>1.5.21.RELEASE</version>
 	</parent>
 	<artifactId>spring-boot-loader</artifactId>
 	<name>Spring Boot Loader</name>
diff --git a/spring-boot-tools/spring-boot-maven-plugin/pom.xml b/spring-boot-tools/spring-boot-maven-plugin/pom.xml
index 63a4247be05..e5bd53ec4bb 100644
--- a/spring-boot-tools/spring-boot-maven-plugin/pom.xml
+++ b/spring-boot-tools/spring-boot-maven-plugin/pom.xml
@@ -4,7 +4,7 @@
 	<parent>
 		<groupId>org.springframework.boot</groupId>
 		<artifactId>spring-boot-tools</artifactId>
-		<version>1.5.21.BUILD-SNAPSHOT</version>
+		<version>1.5.21.RELEASE</version>
 	</parent>
 	<artifactId>spring-boot-maven-plugin</artifactId>
 	<packaging>maven-plugin</packaging>
diff --git a/spring-boot-tools/spring-boot-test-support/pom.xml b/spring-boot-tools/spring-boot-test-support/pom.xml
index ef90aed1e64..39deaf2a737 100644
--- a/spring-boot-tools/spring-boot-test-support/pom.xml
+++ b/spring-boot-tools/spring-boot-test-support/pom.xml
@@ -4,7 +4,7 @@
 	<parent>
 		<groupId>org.springframework.boot</groupId>
 		<artifactId>spring-boot-tools</artifactId>
-		<version>1.5.21.BUILD-SNAPSHOT</version>
+		<version>1.5.21.RELEASE</version>
 	</parent>
 	<artifactId>spring-boot-test-support</artifactId>
 	<name>Spring Boot Testing Support</name>
diff --git a/spring-boot/pom.xml b/spring-boot/pom.xml
index 2269353b68c..e3b000c5913 100644
--- a/spring-boot/pom.xml
+++ b/spring-boot/pom.xml
@@ -4,7 +4,7 @@
 	<parent>
 		<groupId>org.springframework.boot</groupId>
 		<artifactId>spring-boot-parent</artifactId>
-		<version>1.5.21.BUILD-SNAPSHOT</version>
+		<version>1.5.21.RELEASE</version>
 		<relativePath>../spring-boot-parent</relativePath>
 	</parent>
 	<artifactId>spring-boot</artifactId>