diff --git a/docs/pom.xml b/docs/pom.xml
index 664d9df5a..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-M2</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 bbb819f5c..71fc8db10 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-M2</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-M2</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 7ae610537..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-M2</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 d10c47def..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-M2</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 21cdff277..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-M2</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 81250789c..091a93738 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-M2</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 429459bee..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-M2</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 57aa21915..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-M2</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 c9e0ed4f2..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-M2</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 b1df8d97f..1addd268f 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-M2</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 6781202cc..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-M2</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 dc32a28dc..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-M2</version>
+		<version>4.0.0-SNAPSHOT</version>
 		<relativePath/>
 	</parent>
 	<artifactId>spring-cloud-function-dependencies</artifactId>
-	<version>4.0.0-M2</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 9b9d95def..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-M2</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 3e13a2c55..c6021a180 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-M2</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 4a642cc28..88b262789 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-M2</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 74e7ef9c6..7dffad23b 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-M2</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 31ec69db8..ea4664864 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-M2</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 69f7343be..398c54a0a 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-M2</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 91c7d01a3..283ce626d 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-M2</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 897d2d4a7..36c92e310 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-M2</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 742243a01..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-M2</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 72ab6977e..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-M2</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 7b5e5c1b7..0ab67b26e 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-M2</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 746adafed..0a1066537 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-M2</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 c1a335bf9..e34c27206 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-M2</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 53f4309f9..457a90dae 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-M2</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 b81b635a8..e829d5d21 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-M2</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 aec73ae2d..bde903867 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-M2</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 1cef83676..55dfa6fe1 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-M2</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 e5d2b3f85..cdfa93d52 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-M2</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 96b4350e5..25cf9e720 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-M2</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 f31a3394e..33783dfbb 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-M2</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 37130b118..22c4a1013 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-M2</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 9f0c6801f..143d68242 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-M2</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 c4d9b8363..9ac1d11e4 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-M2</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 8fc13b4f6..ff2867016 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-M2</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 e6c07431b..9c3711ade 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-M2</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 19b41fe12..26903027a 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-M2</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 7b03714aa..d91717329 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-M2</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 5b26d8156..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-M2</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 36bc2b277..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-M2</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 adf6120bb..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-M2</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 eaa964ff8..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-M2</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 64c49932a..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-M2</version>
+		<version>4.0.0-SNAPSHOT</version>
 	</parent>
 	<artifactId>spring-cloud-starter-function-webflux</artifactId>
 	<name>spring-cloud-starter-function-webflux</name>