diff --git a/gradle.properties b/gradle.properties
index f34ef19aac3..f4551293cfc 100644
--- a/gradle.properties
+++ b/gradle.properties
@@ -19,7 +19,7 @@ mavenVersion=3.9.13
 mockitoVersion=5.17.0
 nativeBuildToolsVersion=0.10.6
 snakeYamlVersion=2.4
-springFrameworkVersion=6.2.17
+springFrameworkVersion=6.2.18-SNAPSHOT
 springFramework60xVersion=6.0.23
 tomcatVersion=10.1.54
 
diff --git a/spring-boot-project/spring-boot/src/main/java/org/springframework/boot/web/embedded/undertow/UndertowReactiveWebServerFactory.java b/spring-boot-project/spring-boot/src/main/java/org/springframework/boot/web/embedded/undertow/UndertowReactiveWebServerFactory.java
index 8855f6064e6..93944756ab1 100644
--- a/spring-boot-project/spring-boot/src/main/java/org/springframework/boot/web/embedded/undertow/UndertowReactiveWebServerFactory.java
+++ b/spring-boot-project/spring-boot/src/main/java/org/springframework/boot/web/embedded/undertow/UndertowReactiveWebServerFactory.java
@@ -146,6 +146,7 @@ public class UndertowReactiveWebServerFactory extends AbstractReactiveWebServerF
 	}
 
 	@Override
+	@SuppressWarnings("removal")
 	public WebServer getWebServer(org.springframework.http.server.reactive.HttpHandler httpHandler) {
 		Undertow.Builder builder = this.delegate.createBuilder(this, this::getSslBundle, this::getServerNameSslBundles);
 		List<HttpHandlerFactory> httpHandlerFactories = this.delegate.createHttpHandlerFactories(this,