diff --git a/docs/pom.xml b/docs/pom.xml
index 7d4afacc..2762a462 100644
--- a/docs/pom.xml
+++ b/docs/pom.xml
@@ -10,7 +10,7 @@
 	<parent>
 		<groupId>org.springframework.cloud</groupId>
 		<artifactId>spring-cloud-build</artifactId>
-		<version>5.1.0-M1</version>
+		<version>5.1.0-SNAPSHOT</version>
 	</parent>
 	<properties>
 		<docs.main>spring-cloud-build</docs.main>
diff --git a/pom.xml b/pom.xml
index d2f77e70..2f3ecdb4 100644
--- a/pom.xml
+++ b/pom.xml
@@ -5,7 +5,7 @@
 	<modelVersion>4.0.0</modelVersion>
 	<groupId>org.springframework.cloud</groupId>
 	<artifactId>spring-cloud-build</artifactId>
-	<version>5.1.0-M1</version>
+	<version>5.1.0-SNAPSHOT</version>
 	<packaging>pom</packaging>
 	<name>Spring Cloud Parent</name>
 	<description>Spring Cloud parent pom, managing plugins and dependencies for Spring
@@ -32,8 +32,8 @@
 		<maven.compiler.target>${java.version}</maven.compiler.target>
 		<main.basedir>${basedir}</main.basedir>
 		<docs.main>${project.artifactId}</docs.main>
-		<spring-boot.version>4.2.0-M2</spring-boot.version>
-		<spring-cloud-build.version>5.1.0-M1</spring-cloud-build.version>
+		<spring-boot.version>4.2.0-SNAPSHOT</spring-boot.version>
+		<spring-cloud-build.version>5.1.0-SNAPSHOT</spring-cloud-build.version>
 		<kotlin.version>2.4.10</kotlin.version>
 		<docs.resources.dir>${project.build.directory}/build-docs</docs.resources.dir>
 		<docs.classes.dir>${project.build.directory}/build-docs-classes</docs.classes.dir>
diff --git a/spring-cloud-build-dependencies/pom.xml b/spring-cloud-build-dependencies/pom.xml
index 510a6364..8cf06376 100644
--- a/spring-cloud-build-dependencies/pom.xml
+++ b/spring-cloud-build-dependencies/pom.xml
@@ -5,7 +5,7 @@
 	<modelVersion>4.0.0</modelVersion>
 	<groupId>org.springframework.cloud</groupId>
 	<artifactId>spring-cloud-build-dependencies</artifactId>
-	<version>5.1.0-M1</version>
+	<version>5.1.0-SNAPSHOT</version>
 	<name>spring-cloud-build-dependencies</name>
 	<packaging>pom</packaging>
 	<description>Spring Cloud Build Dependencies: an internal BOM for use with Spring
@@ -14,12 +14,12 @@
 	<parent>
 		<groupId>org.springframework.boot</groupId>
 		<artifactId>spring-boot-dependencies</artifactId>
-		<version>4.2.0-M2</version>
+		<version>4.2.0-SNAPSHOT</version>
 		<relativePath/>
 	</parent>
 	<properties>
 		<project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
-		<spring-boot.version>4.2.0-M2</spring-boot.version>
+		<spring-boot.version>4.2.0-SNAPSHOT</spring-boot.version>
 		<!-- Reproducible builds. This module does not inherit from spring-cloud-build,
 	 so the property has to be repeated here. Keep in sync with the parent pom. -->
 		<project.build.outputTimestamp>1980-02-01T00:00:00Z</project.build.outputTimestamp>
diff --git a/spring-cloud-build-tools/pom.xml b/spring-cloud-build-tools/pom.xml
index 0bd9be26..068c2fea 100644
--- a/spring-cloud-build-tools/pom.xml
+++ b/spring-cloud-build-tools/pom.xml
@@ -10,7 +10,7 @@
 	<parent>
 		<groupId>org.springframework.cloud</groupId>
 		<artifactId>spring-cloud-build</artifactId>
-		<version>5.1.0-M1</version>
+		<version>5.1.0-SNAPSHOT</version>
 	</parent>
 	<dependencies>
 		<dependency>
diff --git a/spring-cloud-dependencies-parent/pom.xml b/spring-cloud-dependencies-parent/pom.xml
index aaac4ae3..24a0ad36 100644
--- a/spring-cloud-dependencies-parent/pom.xml
+++ b/spring-cloud-dependencies-parent/pom.xml
@@ -4,7 +4,7 @@
 		 xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 https://maven.apache.org/xsd/maven-4.0.0.xsd">
 	<modelVersion>4.0.0</modelVersion>
 	<groupId>org.springframework.cloud</groupId>
-	<version>5.1.0-M1</version>
+	<version>5.1.0-SNAPSHOT</version>
 	<artifactId>spring-cloud-dependencies-parent</artifactId>
 	<packaging>pom</packaging>
 	<name>spring-cloud-dependencies-parent</name>