diff --git a/docs/pom.xml b/docs/pom.xml
index a6f6b6f33..70362016f 100644
--- a/docs/pom.xml
+++ b/docs/pom.xml
@@ -7,7 +7,7 @@
 	<parent>
 		<groupId>org.springframework.cloud</groupId>
 		<artifactId>spring-cloud-stream-parent</artifactId>
-		<version>3.1.0-SNAPSHOT</version>
+		<version>3.1.0-M3</version>
 	</parent>
 	<packaging>jar</packaging>
 	<name>spring-cloud-stream-docs</name>
diff --git a/pom.xml b/pom.xml
index 03bfb1cba..d2463d236 100644
--- a/pom.xml
+++ b/pom.xml
@@ -4,7 +4,7 @@
 	xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
 	<modelVersion>4.0.0</modelVersion>
 	<artifactId>spring-cloud-stream-parent</artifactId>
-	<version>3.1.0-SNAPSHOT</version>
+	<version>3.1.0-M3</version>
 	<packaging>pom</packaging>
 	<parent>
 		<groupId>org.springframework.cloud</groupId>
@@ -25,7 +25,7 @@
 		<java.version>1.8</java.version>
 		<reactor.version>2020.0.0-RC1</reactor.version>
 		<objenesis.version>2.1</objenesis.version>
-		<spring-cloud-function.version>3.1.0-M3</spring-cloud-function.version>
+		<spring-cloud-function.version>3.1.0-M4</spring-cloud-function.version>
 		<maven-checkstyle-plugin.failsOnError>true</maven-checkstyle-plugin.failsOnError>
 		<maven-checkstyle-plugin.failsOnViolation>true</maven-checkstyle-plugin.failsOnViolation>
 		<maven-checkstyle-plugin.includeTestSourceDirectory>true</maven-checkstyle-plugin.includeTestSourceDirectory>
diff --git a/spring-cloud-stream-binder-test/pom.xml b/spring-cloud-stream-binder-test/pom.xml
index ab0ccf2ab..f9e46f7cf 100644
--- a/spring-cloud-stream-binder-test/pom.xml
+++ b/spring-cloud-stream-binder-test/pom.xml
@@ -13,7 +13,7 @@
 	<parent>
 		<groupId>org.springframework.cloud</groupId>
 		<artifactId>spring-cloud-stream-parent</artifactId>
-		<version>3.1.0-SNAPSHOT</version>
+		<version>3.1.0-M3</version>
 	</parent>
 
 	<dependencies>
diff --git a/spring-cloud-stream-integration-tests/pom.xml b/spring-cloud-stream-integration-tests/pom.xml
index cfa93821f..386f45225 100644
--- a/spring-cloud-stream-integration-tests/pom.xml
+++ b/spring-cloud-stream-integration-tests/pom.xml
@@ -12,7 +12,7 @@
 	<parent>
 		<groupId>org.springframework.cloud</groupId>
 		<artifactId>spring-cloud-stream-parent</artifactId>
-		<version>3.1.0-SNAPSHOT</version>
+		<version>3.1.0-M3</version>
 	</parent>
 
 	<dependencies>
diff --git a/spring-cloud-stream-test-support-internal/pom.xml b/spring-cloud-stream-test-support-internal/pom.xml
index fb0adb288..52ae40459 100644
--- a/spring-cloud-stream-test-support-internal/pom.xml
+++ b/spring-cloud-stream-test-support-internal/pom.xml
@@ -6,7 +6,7 @@
 	<parent>
 		<groupId>org.springframework.cloud</groupId>
 		<artifactId>spring-cloud-stream-parent</artifactId>
-		<version>3.1.0-SNAPSHOT</version>
+		<version>3.1.0-M3</version>
 	</parent>
 	<artifactId>spring-cloud-stream-test-support-internal</artifactId>
 	<description>Set of classes and utility code that may assist in testing both
diff --git a/spring-cloud-stream-test-support/pom.xml b/spring-cloud-stream-test-support/pom.xml
index bf091d399..88a0e0d26 100644
--- a/spring-cloud-stream-test-support/pom.xml
+++ b/spring-cloud-stream-test-support/pom.xml
@@ -6,7 +6,7 @@
 	<parent>
 		<groupId>org.springframework.cloud</groupId>
 		<artifactId>spring-cloud-stream-parent</artifactId>
-		<version>3.1.0-SNAPSHOT</version>
+		<version>3.1.0-M3</version>
 	</parent>
 	<artifactId>spring-cloud-stream-test-support</artifactId>
 	<description>A set of classes to ease testing of Spring Cloud Stream modules.
diff --git a/spring-cloud-stream/pom.xml b/spring-cloud-stream/pom.xml
index c1600bac0..49426736f 100644
--- a/spring-cloud-stream/pom.xml
+++ b/spring-cloud-stream/pom.xml
@@ -12,7 +12,7 @@
 	<parent>
 		<groupId>org.springframework.cloud</groupId>
 		<artifactId>spring-cloud-stream-parent</artifactId>
-		<version>3.1.0-SNAPSHOT</version>
+		<version>3.1.0-M3</version>
 	</parent>
 
 	<dependencies>