diff --git a/docs/pom.xml b/docs/pom.xml
index 195557806..4e1c221df 100644
--- a/docs/pom.xml
+++ b/docs/pom.xml
@@ -7,7 +7,7 @@
 	<parent>
 		<groupId>org.springframework.cloud</groupId>
 		<artifactId>spring-cloud-function-parent</artifactId>
-		<version>4.0.0-M4</version>
+		<version>4.0.0-SNAPSHOT</version>
 	</parent>
 	<packaging>pom</packaging>
 	<name>Spring Cloud Function Docs</name>
diff --git a/pom.xml b/pom.xml
index 537f58ce6..be1c8d16f 100644
--- a/pom.xml
+++ b/pom.xml
@@ -6,13 +6,13 @@
 
 	<artifactId>spring-cloud-function-parent</artifactId>
 	<name>Spring Cloud Function Parent</name>
-	<version>4.0.0-M4</version>
+	<version>4.0.0-SNAPSHOT</version>
 	<packaging>pom</packaging>
 
 	<parent>
 		<groupId>org.springframework.cloud</groupId>
 		<artifactId>spring-cloud-build</artifactId>
-		<version>4.0.0-M4</version>
+		<version>4.0.0-SNAPSHOT</version>
 		<relativePath/>
 	</parent>
 
diff --git a/spring-cloud-function-adapters/pom.xml b/spring-cloud-function-adapters/pom.xml
index b27953da9..e78de8ad4 100644
--- a/spring-cloud-function-adapters/pom.xml
+++ b/spring-cloud-function-adapters/pom.xml
@@ -10,7 +10,7 @@
 	<parent>
 		<groupId>org.springframework.cloud</groupId>
 		<artifactId>spring-cloud-function-parent</artifactId>
-		<version>4.0.0-M4</version>
+		<version>4.0.0-SNAPSHOT</version>
 	</parent>
 
 	<name>spring-cloud-function-adapter-parent</name>
diff --git a/spring-cloud-function-adapters/spring-cloud-function-adapter-aws/pom.xml b/spring-cloud-function-adapters/spring-cloud-function-adapter-aws/pom.xml
index f8ee78164..7c47ab30a 100644
--- a/spring-cloud-function-adapters/spring-cloud-function-adapter-aws/pom.xml
+++ b/spring-cloud-function-adapters/spring-cloud-function-adapter-aws/pom.xml
@@ -13,7 +13,7 @@
 	<parent>
 		<groupId>org.springframework.cloud</groupId>
 		<artifactId>spring-cloud-function-adapter-parent</artifactId>
-		<version>4.0.0-M4</version>
+		<version>4.0.0-SNAPSHOT</version>
 	</parent>
 
 	<properties>
diff --git a/spring-cloud-function-adapters/spring-cloud-function-adapter-azure/pom.xml b/spring-cloud-function-adapters/spring-cloud-function-adapter-azure/pom.xml
index 561a29f15..7022f59ac 100644
--- a/spring-cloud-function-adapters/spring-cloud-function-adapter-azure/pom.xml
+++ b/spring-cloud-function-adapters/spring-cloud-function-adapter-azure/pom.xml
@@ -13,7 +13,7 @@
 	<parent>
 		<groupId>org.springframework.cloud</groupId>
 		<artifactId>spring-cloud-function-adapter-parent</artifactId>
-		<version>4.0.0-M4</version>
+		<version>4.0.0-SNAPSHOT</version>
 	</parent>
 
 	<properties>
diff --git a/spring-cloud-function-adapters/spring-cloud-function-adapter-gcp/pom.xml b/spring-cloud-function-adapters/spring-cloud-function-adapter-gcp/pom.xml
index 7ee88241e..51b0deb4f 100644
--- a/spring-cloud-function-adapters/spring-cloud-function-adapter-gcp/pom.xml
+++ b/spring-cloud-function-adapters/spring-cloud-function-adapter-gcp/pom.xml
@@ -11,7 +11,7 @@
 	<parent>
 		<artifactId>spring-cloud-function-adapter-parent</artifactId>
 		<groupId>org.springframework.cloud</groupId>
-		<version>4.0.0-M4</version>
+		<version>4.0.0-SNAPSHOT</version>
 	</parent>
 
 	<properties>
diff --git a/spring-cloud-function-adapters/spring-cloud-function-adapter-openwhisk/pom.xml b/spring-cloud-function-adapters/spring-cloud-function-adapter-openwhisk/pom.xml
index ce229e29e..149ca38b5 100644
--- a/spring-cloud-function-adapters/spring-cloud-function-adapter-openwhisk/pom.xml
+++ b/spring-cloud-function-adapters/spring-cloud-function-adapter-openwhisk/pom.xml
@@ -13,7 +13,7 @@
 	<parent>
 		<groupId>org.springframework.cloud</groupId>
 		<artifactId>spring-cloud-function-adapter-parent</artifactId>
-		<version>4.0.0-M4</version>
+		<version>4.0.0-SNAPSHOT</version>
 	</parent>
 
 	<dependencies>
diff --git a/spring-cloud-function-adapters/spring-cloud-function-grpc-cloudevent-ext/pom.xml b/spring-cloud-function-adapters/spring-cloud-function-grpc-cloudevent-ext/pom.xml
index 6b311b303..9853012bb 100644
--- a/spring-cloud-function-adapters/spring-cloud-function-grpc-cloudevent-ext/pom.xml
+++ b/spring-cloud-function-adapters/spring-cloud-function-grpc-cloudevent-ext/pom.xml
@@ -5,7 +5,7 @@
 	<parent>
 		<groupId>org.springframework.cloud</groupId>
 		<artifactId>spring-cloud-function-adapter-parent</artifactId>
-		<version>4.0.0-M4</version>
+		<version>4.0.0-SNAPSHOT</version>
 	</parent>
 	<artifactId>spring-cloud-function-grpc-cloudevent-ext</artifactId>
 	<name>spring-cloud-function-grpc-cloudevent-ext</name>
diff --git a/spring-cloud-function-adapters/spring-cloud-function-grpc/pom.xml b/spring-cloud-function-adapters/spring-cloud-function-grpc/pom.xml
index 9d2f92b38..760e8ee29 100644
--- a/spring-cloud-function-adapters/spring-cloud-function-grpc/pom.xml
+++ b/spring-cloud-function-adapters/spring-cloud-function-grpc/pom.xml
@@ -12,7 +12,7 @@
 	<parent>
 		<groupId>org.springframework.cloud</groupId>
 		<artifactId>spring-cloud-function-adapter-parent</artifactId>
-		<version>4.0.0-M4</version>
+		<version>4.0.0-SNAPSHOT</version>
 	</parent>
 
 	<properties>
diff --git a/spring-cloud-function-context/pom.xml b/spring-cloud-function-context/pom.xml
index 80e262abf..b10537126 100644
--- a/spring-cloud-function-context/pom.xml
+++ b/spring-cloud-function-context/pom.xml
@@ -12,7 +12,7 @@
 	<parent>
 		<groupId>org.springframework.cloud</groupId>
 		<artifactId>spring-cloud-function-parent</artifactId>
-		<version>4.0.0-M4</version>
+		<version>4.0.0-SNAPSHOT</version>
 	</parent>
 
 	<properties>
diff --git a/spring-cloud-function-core/pom.xml b/spring-cloud-function-core/pom.xml
index 74ec60b68..14a51730a 100644
--- a/spring-cloud-function-core/pom.xml
+++ b/spring-cloud-function-core/pom.xml
@@ -12,7 +12,7 @@
 	<parent>
 		<groupId>org.springframework.cloud</groupId>
 		<artifactId>spring-cloud-function-parent</artifactId>
-		<version>4.0.0-M4</version>
+		<version>4.0.0-SNAPSHOT</version>
 	</parent>
 
 	<dependencies>
diff --git a/spring-cloud-function-dependencies/pom.xml b/spring-cloud-function-dependencies/pom.xml
index 0f52d52b5..9dd103699 100644
--- a/spring-cloud-function-dependencies/pom.xml
+++ b/spring-cloud-function-dependencies/pom.xml
@@ -6,11 +6,11 @@
 	<parent>
 		<artifactId>spring-cloud-dependencies-parent</artifactId>
 		<groupId>org.springframework.cloud</groupId>
-		<version>4.0.0-M4</version>
+		<version>4.0.0-SNAPSHOT</version>
 		<relativePath/>
 	</parent>
 	<artifactId>spring-cloud-function-dependencies</artifactId>
-	<version>4.0.0-M4</version>
+	<version>4.0.0-SNAPSHOT</version>
 	<packaging>pom</packaging>
 	<name>Spring Cloud Function Dependencies</name>
 	<description>Spring Cloud Function Dependencies</description>
diff --git a/spring-cloud-function-deployer/pom.xml b/spring-cloud-function-deployer/pom.xml
index a8c359a72..d3dc88e64 100644
--- a/spring-cloud-function-deployer/pom.xml
+++ b/spring-cloud-function-deployer/pom.xml
@@ -10,7 +10,7 @@
 		<parent>
 			<groupId>org.springframework.cloud</groupId>
 			<artifactId>spring-cloud-function-parent</artifactId>
-			<version>4.0.0-M4</version>
+			<version>4.0.0-SNAPSHOT</version>
 		</parent>
 
 	<properties>
diff --git a/spring-cloud-function-deployer/src/it/bootapp-multi/pom.xml b/spring-cloud-function-deployer/src/it/bootapp-multi/pom.xml
index 1ad90a34c..c471371ba 100644
--- a/spring-cloud-function-deployer/src/it/bootapp-multi/pom.xml
+++ b/spring-cloud-function-deployer/src/it/bootapp-multi/pom.xml
@@ -18,7 +18,7 @@
 
 	<properties>
 		<java.version>1.8</java.version>
-		<spring-cloud-function.version>4.0.0-M4</spring-cloud-function.version>
+		<spring-cloud-function.version>4.0.0-SNAPSHOT</spring-cloud-function.version>
 		<wrapper.version>1.0.27.RELEASE</wrapper.version>
 	</properties>
 
diff --git a/spring-cloud-function-deployer/src/it/bootapp-with-javax/pom.xml b/spring-cloud-function-deployer/src/it/bootapp-with-javax/pom.xml
index b5295d6e2..ec447aa3c 100644
--- a/spring-cloud-function-deployer/src/it/bootapp-with-javax/pom.xml
+++ b/spring-cloud-function-deployer/src/it/bootapp-with-javax/pom.xml
@@ -18,7 +18,7 @@
 
 	<properties>
 		<java.version>1.8</java.version>
-		<spring-cloud-function.version>4.0.0-M4</spring-cloud-function.version>
+		<spring-cloud-function.version>4.0.0-SNAPSHOT</spring-cloud-function.version>
 		<wrapper.version>1.0.27.RELEASE</wrapper.version>
 	</properties>
 
diff --git a/spring-cloud-function-deployer/src/it/bootapp-with-scf/pom.xml b/spring-cloud-function-deployer/src/it/bootapp-with-scf/pom.xml
index 74597ade5..7d09715e1 100644
--- a/spring-cloud-function-deployer/src/it/bootapp-with-scf/pom.xml
+++ b/spring-cloud-function-deployer/src/it/bootapp-with-scf/pom.xml
@@ -18,7 +18,7 @@
 
 	<properties>
 		<java.version>1.8</java.version>
-		<spring-cloud-function.version>4.0.0-M4</spring-cloud-function.version>
+		<spring-cloud-function.version>4.0.0-SNAPSHOT</spring-cloud-function.version>
 		<wrapper.version>1.0.27.RELEASE</wrapper.version>
 	</properties>
 
diff --git a/spring-cloud-function-deployer/src/it/bootapp/pom.xml b/spring-cloud-function-deployer/src/it/bootapp/pom.xml
index 5fb494333..aac25f985 100644
--- a/spring-cloud-function-deployer/src/it/bootapp/pom.xml
+++ b/spring-cloud-function-deployer/src/it/bootapp/pom.xml
@@ -18,7 +18,7 @@
 
 	<properties>
 		<java.version>1.8</java.version>
-		<spring-cloud-function.version>4.0.0-M4</spring-cloud-function.version>
+		<spring-cloud-function.version>4.0.0-SNAPSHOT</spring-cloud-function.version>
 		<wrapper.version>1.0.27.RELEASE</wrapper.version>
 	</properties>
 
diff --git a/spring-cloud-function-deployer/src/it/bootjar-multi/pom.xml b/spring-cloud-function-deployer/src/it/bootjar-multi/pom.xml
index ea94a9a3b..91e2fc94a 100644
--- a/spring-cloud-function-deployer/src/it/bootjar-multi/pom.xml
+++ b/spring-cloud-function-deployer/src/it/bootjar-multi/pom.xml
@@ -18,7 +18,7 @@
 
 	<properties>
 		<java.version>1.8</java.version>
-		<spring-cloud-function.version>4.0.0-M4</spring-cloud-function.version>
+		<spring-cloud-function.version>4.0.0-SNAPSHOT</spring-cloud-function.version>
 		<wrapper.version>1.0.27.RELEASE</wrapper.version>
 	</properties>
 
diff --git a/spring-cloud-function-deployer/src/it/bootjar/pom.xml b/spring-cloud-function-deployer/src/it/bootjar/pom.xml
index 84400c98e..79a4f3da1 100644
--- a/spring-cloud-function-deployer/src/it/bootjar/pom.xml
+++ b/spring-cloud-function-deployer/src/it/bootjar/pom.xml
@@ -18,7 +18,7 @@
 
 	<properties>
 		<java.version>1.8</java.version>
-		<spring-cloud-function.version>4.0.0-M4</spring-cloud-function.version>
+		<spring-cloud-function.version>4.0.0-SNAPSHOT</spring-cloud-function.version>
 		<wrapper.version>1.0.27.RELEASE</wrapper.version>
 	</properties>
 
diff --git a/spring-cloud-function-deployer/src/it/bootjarnostart/pom.xml b/spring-cloud-function-deployer/src/it/bootjarnostart/pom.xml
index f7dd85b93..1c70dc92a 100644
--- a/spring-cloud-function-deployer/src/it/bootjarnostart/pom.xml
+++ b/spring-cloud-function-deployer/src/it/bootjarnostart/pom.xml
@@ -18,7 +18,7 @@
 
 	<properties>
 		<java.version>1.8</java.version>
-		<spring-cloud-function.version>4.0.0-M4</spring-cloud-function.version>
+		<spring-cloud-function.version>4.0.0-SNAPSHOT</spring-cloud-function.version>
 		<wrapper.version>1.0.27.RELEASE</wrapper.version>
 	</properties>
 
diff --git a/spring-cloud-function-kotlin/pom.xml b/spring-cloud-function-kotlin/pom.xml
index e66fbf819..c26714810 100644
--- a/spring-cloud-function-kotlin/pom.xml
+++ b/spring-cloud-function-kotlin/pom.xml
@@ -12,7 +12,7 @@
 	<parent>
 		<groupId>org.springframework.cloud</groupId>
 		<artifactId>spring-cloud-function-parent</artifactId>
-		<version>4.0.0-M4</version>
+		<version>4.0.0-SNAPSHOT</version>
 	</parent>
 
 	<dependencies>
diff --git a/spring-cloud-function-observability/pom.xml b/spring-cloud-function-observability/pom.xml
index 8b0ed7293..a28f02da9 100644
--- a/spring-cloud-function-observability/pom.xml
+++ b/spring-cloud-function-observability/pom.xml
@@ -12,7 +12,7 @@
 	<parent>
 		<groupId>org.springframework.cloud</groupId>
 		<artifactId>spring-cloud-function-parent</artifactId>
-		<version>4.0.0-M4</version>
+		<version>4.0.0-SNAPSHOT</version>
 	</parent>
 
 	<dependencies>
diff --git a/spring-cloud-function-rsocket/pom.xml b/spring-cloud-function-rsocket/pom.xml
index ed6dd2afe..4ba1ae743 100644
--- a/spring-cloud-function-rsocket/pom.xml
+++ b/spring-cloud-function-rsocket/pom.xml
@@ -12,7 +12,7 @@
 	<parent>
 		<groupId>org.springframework.cloud</groupId>
 		<artifactId>spring-cloud-function-parent</artifactId>
-		<version>4.0.0-M4</version>
+		<version>4.0.0-SNAPSHOT</version>
 	</parent>
 
 	<properties>
diff --git a/spring-cloud-function-samples/function-functional-sample-aws/pom.xml b/spring-cloud-function-samples/function-functional-sample-aws/pom.xml
index 492ab077e..7b49b48ae 100644
--- a/spring-cloud-function-samples/function-functional-sample-aws/pom.xml
+++ b/spring-cloud-function-samples/function-functional-sample-aws/pom.xml
@@ -24,7 +24,7 @@
 		<project.reporting.outputEncoding>UTF-8</project.reporting.outputEncoding>
 		<wrapper.version>1.0.27.RELEASE</wrapper.version>
 		<aws-lambda-events.version>3.9.0</aws-lambda-events.version>
-		<spring-cloud-function.version>4.0.0-M4</spring-cloud-function.version>
+		<spring-cloud-function.version>4.0.0-SNAPSHOT</spring-cloud-function.version>
 	</properties>
 
 	<dependencies>
diff --git a/spring-cloud-function-samples/function-sample-aws-custom-bean/pom.xml b/spring-cloud-function-samples/function-sample-aws-custom-bean/pom.xml
index 59800cc2a..7e0239cc7 100644
--- a/spring-cloud-function-samples/function-sample-aws-custom-bean/pom.xml
+++ b/spring-cloud-function-samples/function-sample-aws-custom-bean/pom.xml
@@ -16,7 +16,7 @@
 
 	<properties>
 		<wrapper.version>1.0.27.RELEASE</wrapper.version>
-		<spring-cloud-function.version>4.0.0-M4</spring-cloud-function.version>
+		<spring-cloud-function.version>4.0.0-SNAPSHOT</spring-cloud-function.version>
 	</properties>
 
 	<dependencies>
diff --git a/spring-cloud-function-samples/function-sample-aws-custom/pom.xml b/spring-cloud-function-samples/function-sample-aws-custom/pom.xml
index a615d9831..c18ad3d56 100644
--- a/spring-cloud-function-samples/function-sample-aws-custom/pom.xml
+++ b/spring-cloud-function-samples/function-sample-aws-custom/pom.xml
@@ -16,7 +16,7 @@
 
 	<properties>
 		<wrapper.version>1.0.27.RELEASE</wrapper.version>
-		<spring-cloud-function.version>4.0.0-M4</spring-cloud-function.version>
+		<spring-cloud-function.version>4.0.0-SNAPSHOT</spring-cloud-function.version>
 	</properties>
 
 	<dependencies>
diff --git a/spring-cloud-function-samples/function-sample-aws-routing/pom.xml b/spring-cloud-function-samples/function-sample-aws-routing/pom.xml
index 7f4300e07..7a4ea9f95 100644
--- a/spring-cloud-function-samples/function-sample-aws-routing/pom.xml
+++ b/spring-cloud-function-samples/function-sample-aws-routing/pom.xml
@@ -24,7 +24,7 @@
 		<project.reporting.outputEncoding>UTF-8</project.reporting.outputEncoding>
 		<wrapper.version>1.0.27.RELEASE</wrapper.version>
 		<aws-lambda-events.version>2.0.2</aws-lambda-events.version>
-		<spring-cloud-function.version>4.0.0-M4</spring-cloud-function.version>
+		<spring-cloud-function.version>4.0.0-SNAPSHOT</spring-cloud-function.version>
 	</properties>
 
 	<dependencies>
diff --git a/spring-cloud-function-samples/function-sample-aws/pom.xml b/spring-cloud-function-samples/function-sample-aws/pom.xml
index 49d1fef20..134ce80cf 100644
--- a/spring-cloud-function-samples/function-sample-aws/pom.xml
+++ b/spring-cloud-function-samples/function-sample-aws/pom.xml
@@ -24,7 +24,7 @@
 		<project.reporting.outputEncoding>UTF-8</project.reporting.outputEncoding>
 		<wrapper.version>1.0.27.RELEASE</wrapper.version>
 		<aws-lambda-events.version>3.9.0</aws-lambda-events.version>
-		<spring-cloud-function.version>4.0.0-M4</spring-cloud-function.version>
+		<spring-cloud-function.version>4.0.0-SNAPSHOT</spring-cloud-function.version>
 	</properties>
 
 	<dependencies>
diff --git a/spring-cloud-function-samples/function-sample-cloudevent-rsocket/pom.xml b/spring-cloud-function-samples/function-sample-cloudevent-rsocket/pom.xml
index 39a6ddd8d..df30f2e02 100644
--- a/spring-cloud-function-samples/function-sample-cloudevent-rsocket/pom.xml
+++ b/spring-cloud-function-samples/function-sample-cloudevent-rsocket/pom.xml
@@ -17,7 +17,7 @@
 	</parent>
 
 	<properties>
-		<spring-cloud-function.version>4.0.0-M4</spring-cloud-function.version>
+		<spring-cloud-function.version>4.0.0-SNAPSHOT</spring-cloud-function.version>
 		<wrapper.version>1.0.27.RELEASE</wrapper.version>
 	</properties>
 
diff --git a/spring-cloud-function-samples/function-sample-cloudevent-sdk/pom.xml b/spring-cloud-function-samples/function-sample-cloudevent-sdk/pom.xml
index 24f376b28..81be5d08a 100644
--- a/spring-cloud-function-samples/function-sample-cloudevent-sdk/pom.xml
+++ b/spring-cloud-function-samples/function-sample-cloudevent-sdk/pom.xml
@@ -17,7 +17,7 @@
 	</parent>
 
 	<properties>
-		<spring-cloud-function.version>4.0.0-M4</spring-cloud-function.version>
+		<spring-cloud-function.version>4.0.0-SNAPSHOT</spring-cloud-function.version>
 		<wrapper.version>1.0.27.RELEASE</wrapper.version>
 	</properties>
 
diff --git a/spring-cloud-function-samples/function-sample-cloudevent-stream/pom.xml b/spring-cloud-function-samples/function-sample-cloudevent-stream/pom.xml
index 506be1d8a..4135c5ac6 100644
--- a/spring-cloud-function-samples/function-sample-cloudevent-stream/pom.xml
+++ b/spring-cloud-function-samples/function-sample-cloudevent-stream/pom.xml
@@ -16,7 +16,7 @@
 	</parent>
 
 	<properties>
-		<spring-cloud-function.version>4.0.0-M4</spring-cloud-function.version>
+		<spring-cloud-function.version>4.0.0-SNAPSHOT</spring-cloud-function.version>
 		<wrapper.version>1.0.27.RELEASE</wrapper.version>
 	</properties>
 
diff --git a/spring-cloud-function-samples/function-sample-cloudevent/pom.xml b/spring-cloud-function-samples/function-sample-cloudevent/pom.xml
index de871f55b..2b8371144 100644
--- a/spring-cloud-function-samples/function-sample-cloudevent/pom.xml
+++ b/spring-cloud-function-samples/function-sample-cloudevent/pom.xml
@@ -16,7 +16,7 @@
 	</parent>
 
 	<properties>
-		<spring-cloud-function.version>4.0.0-M4</spring-cloud-function.version>
+		<spring-cloud-function.version>4.0.0-SNAPSHOT</spring-cloud-function.version>
 		<wrapper.version>1.0.27.RELEASE</wrapper.version>
 	</properties>
 
diff --git a/spring-cloud-function-samples/function-sample-functional-aws-routing/pom.xml b/spring-cloud-function-samples/function-sample-functional-aws-routing/pom.xml
index b1c60967b..7dc7bbebd 100644
--- a/spring-cloud-function-samples/function-sample-functional-aws-routing/pom.xml
+++ b/spring-cloud-function-samples/function-sample-functional-aws-routing/pom.xml
@@ -24,7 +24,7 @@
 		<project.reporting.outputEncoding>UTF-8</project.reporting.outputEncoding>
 		<wrapper.version>1.0.27.RELEASE</wrapper.version>
 		<aws-lambda-events.version>2.0.2</aws-lambda-events.version>
-		<spring-cloud-function.version>4.0.0-M4</spring-cloud-function.version>
+		<spring-cloud-function.version>4.0.0-SNAPSHOT</spring-cloud-function.version>
 	</properties>
 
 	<dependencies>
diff --git a/spring-cloud-function-samples/function-sample-gcp-http/pom.xml b/spring-cloud-function-samples/function-sample-gcp-http/pom.xml
index 0bebbd2be..cf63d4ed2 100644
--- a/spring-cloud-function-samples/function-sample-gcp-http/pom.xml
+++ b/spring-cloud-function-samples/function-sample-gcp-http/pom.xml
@@ -20,7 +20,7 @@
 	</parent>
 
 	<properties>
-		<spring-cloud-function.version>4.0.0-M4</spring-cloud-function.version>
+		<spring-cloud-function.version>4.0.0-SNAPSHOT</spring-cloud-function.version>
 	</properties>
 
 	<dependencies>
diff --git a/spring-cloud-function-samples/function-sample-grpc-cloudevent/pom.xml b/spring-cloud-function-samples/function-sample-grpc-cloudevent/pom.xml
index 06929ad8f..42fe0ccac 100644
--- a/spring-cloud-function-samples/function-sample-grpc-cloudevent/pom.xml
+++ b/spring-cloud-function-samples/function-sample-grpc-cloudevent/pom.xml
@@ -16,7 +16,7 @@
 	<name>function-sample-grpc-cloudevent</name>
 	<description>Demo project for Spring Boot</description>
 	<properties>
-		<spring-cloud-function.version>4.0.0-M4</spring-cloud-function.version>
+		<spring-cloud-function.version>4.0.0-SNAPSHOT</spring-cloud-function.version>
 	</properties>
 	<dependencies>
 		<dependency>
diff --git a/spring-cloud-function-samples/function-sample-pof/pom.xml b/spring-cloud-function-samples/function-sample-pof/pom.xml
index f3feb97f5..f9e51dc97 100644
--- a/spring-cloud-function-samples/function-sample-pof/pom.xml
+++ b/spring-cloud-function-samples/function-sample-pof/pom.xml
@@ -21,7 +21,7 @@
 		<project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
 		<project.reporting.outputEncoding>UTF-8</project.reporting.outputEncoding>
 		<reactor.version>3.1.2.RELEASE</reactor.version>
-		<spring-cloud-function.version>4.0.0-M4</spring-cloud-function.version>
+		<spring-cloud-function.version>4.0.0-SNAPSHOT</spring-cloud-function.version>
 	</properties>
 
 	<dependencies>
diff --git a/spring-cloud-function-samples/function-sample-pojo/pom.xml b/spring-cloud-function-samples/function-sample-pojo/pom.xml
index 6a310db77..cb7a83674 100644
--- a/spring-cloud-function-samples/function-sample-pojo/pom.xml
+++ b/spring-cloud-function-samples/function-sample-pojo/pom.xml
@@ -19,7 +19,7 @@
 	</parent>
 
 	<properties>
-		<spring-cloud-function.version>4.0.0-M4</spring-cloud-function.version>
+		<spring-cloud-function.version>4.0.0-SNAPSHOT</spring-cloud-function.version>
 		<wrapper.version>1.0.27.RELEASE</wrapper.version>
 	</properties>
 
diff --git a/spring-cloud-function-samples/function-sample-spring-integration/pom.xml b/spring-cloud-function-samples/function-sample-spring-integration/pom.xml
index 8d1fa106a..ad430cec4 100644
--- a/spring-cloud-function-samples/function-sample-spring-integration/pom.xml
+++ b/spring-cloud-function-samples/function-sample-spring-integration/pom.xml
@@ -20,7 +20,7 @@
 		<project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
 		<project.reporting.outputEncoding>UTF-8</project.reporting.outputEncoding>
 		<java.version>1.8</java.version>
-		<spring-cloud-function.version>4.0.0-M4</spring-cloud-function.version>
+		<spring-cloud-function.version>4.0.0-SNAPSHOT</spring-cloud-function.version>
 	</properties>
 
 	<dependencies>
diff --git a/spring-cloud-function-samples/function-sample-supplier-exporter/pom.xml b/spring-cloud-function-samples/function-sample-supplier-exporter/pom.xml
index 04043a818..e5467e749 100644
--- a/spring-cloud-function-samples/function-sample-supplier-exporter/pom.xml
+++ b/spring-cloud-function-samples/function-sample-supplier-exporter/pom.xml
@@ -19,7 +19,7 @@
 	</parent>
 
 	<properties>
-		<spring-cloud-function.version>4.0.0-M4</spring-cloud-function.version>
+		<spring-cloud-function.version>4.0.0-SNAPSHOT</spring-cloud-function.version>
 	</properties>
 
 	<dependencies>
diff --git a/spring-cloud-function-samples/function-sample/pom.xml b/spring-cloud-function-samples/function-sample/pom.xml
index cd7f9e541..bb63c9275 100644
--- a/spring-cloud-function-samples/function-sample/pom.xml
+++ b/spring-cloud-function-samples/function-sample/pom.xml
@@ -19,7 +19,7 @@
 	</parent>
 
 	<properties>
-		<spring-cloud-function.version>4.0.0-M4</spring-cloud-function.version>
+		<spring-cloud-function.version>4.0.0-SNAPSHOT</spring-cloud-function.version>
 		<wrapper.version>1.0.27.RELEASE</wrapper.version>
 	</properties>
 
diff --git a/spring-cloud-function-samples/pom.xml b/spring-cloud-function-samples/pom.xml
index 59a706145..ed55a04ef 100644
--- a/spring-cloud-function-samples/pom.xml
+++ b/spring-cloud-function-samples/pom.xml
@@ -11,7 +11,7 @@
 	<parent>
 		<groupId>org.springframework.cloud</groupId>
 		<artifactId>spring-cloud-function-parent</artifactId>
-		<version>4.0.0-M4</version>
+		<version>4.0.0-SNAPSHOT</version>
 	</parent>
 
 	<modules>
diff --git a/spring-cloud-function-task/pom.xml b/spring-cloud-function-task/pom.xml
index 91e7b47dd..5731b90d5 100644
--- a/spring-cloud-function-task/pom.xml
+++ b/spring-cloud-function-task/pom.xml
@@ -12,7 +12,7 @@
 	<parent>
 		<groupId>org.springframework.cloud</groupId>
 		<artifactId>spring-cloud-function-parent</artifactId>
-		<version>4.0.0-M4</version>
+		<version>4.0.0-SNAPSHOT</version>
 	</parent>
 
 	<dependencies>
diff --git a/spring-cloud-function-web/pom.xml b/spring-cloud-function-web/pom.xml
index 801133931..8d2866128 100644
--- a/spring-cloud-function-web/pom.xml
+++ b/spring-cloud-function-web/pom.xml
@@ -12,7 +12,7 @@
 	<parent>
 		<groupId>org.springframework.cloud</groupId>
 		<artifactId>spring-cloud-function-parent</artifactId>
-		<version>4.0.0-M4</version>
+		<version>4.0.0-SNAPSHOT</version>
 	</parent>
 
 	<dependencies>
diff --git a/spring-cloud-starter-function-web/pom.xml b/spring-cloud-starter-function-web/pom.xml
index af5ba18be..04fa6ce0b 100644
--- a/spring-cloud-starter-function-web/pom.xml
+++ b/spring-cloud-starter-function-web/pom.xml
@@ -6,7 +6,7 @@
 	<parent>
 		<groupId>org.springframework.cloud</groupId>
 		<artifactId>spring-cloud-function-parent</artifactId>
-		<version>4.0.0-M4</version>
+		<version>4.0.0-SNAPSHOT</version>
 		<relativePath>..</relativePath>
 	</parent>
 	<artifactId>spring-cloud-starter-function-web</artifactId>
diff --git a/spring-cloud-starter-function-webflux/pom.xml b/spring-cloud-starter-function-webflux/pom.xml
index b9878d578..994b8bf30 100644
--- a/spring-cloud-starter-function-webflux/pom.xml
+++ b/spring-cloud-starter-function-webflux/pom.xml
@@ -6,7 +6,7 @@
 	<parent>
 		<groupId>org.springframework.cloud</groupId>
 		<artifactId>spring-cloud-function-parent</artifactId>
-		<version>4.0.0-M4</version>
+		<version>4.0.0-SNAPSHOT</version>
 	</parent>
 	<artifactId>spring-cloud-starter-function-webflux</artifactId>
 	<name>spring-cloud-starter-function-webflux</name>