diff --git a/docs/pom.xml b/docs/pom.xml
index 619c2989..09a131b8 100644
--- a/docs/pom.xml
+++ b/docs/pom.xml
@@ -6,7 +6,7 @@
 	<parent>
 		<groupId>org.springframework.cloud</groupId>
 		<artifactId>spring-cloud-gateway</artifactId>
-		<version>3.1.0-M3</version>
+		<version>3.1.0-SNAPSHOT</version>
 	</parent>
 	<artifactId>spring-cloud-gateway-docs</artifactId>
 	<packaging>jar</packaging>
diff --git a/pom.xml b/pom.xml
index b3f9d0a4..9df69294 100644
--- a/pom.xml
+++ b/pom.xml
@@ -6,7 +6,7 @@
 
 	<groupId>org.springframework.cloud</groupId>
 	<artifactId>spring-cloud-gateway</artifactId>
-	<version>3.1.0-M3</version>
+	<version>3.1.0-SNAPSHOT</version>
 	<packaging>pom</packaging>
 
 	<name>Spring Cloud Gateway</name>
@@ -15,7 +15,7 @@
 	<parent>
 		<groupId>org.springframework.cloud</groupId>
 		<artifactId>spring-cloud-build</artifactId>
-		<version>3.1.0-M3</version>
+		<version>3.1.0-SNAPSHOT</version>
 		<relativePath/>
 	</parent>
 	<scm>
@@ -54,8 +54,8 @@
 		<blockhound.version>1.0.6.RELEASE</blockhound.version>
 		<java.version>1.8</java.version>
 		<junit-pioneer.version>1.0.0</junit-pioneer.version>
-		<spring-cloud-circuitbreaker.version>2.1.0-M3</spring-cloud-circuitbreaker.version>
-		<spring-cloud-commons.version>3.1.0-M3</spring-cloud-commons.version>
+		<spring-cloud-circuitbreaker.version>2.1.0-SNAPSHOT</spring-cloud-circuitbreaker.version>
+		<spring-cloud-commons.version>3.1.0-SNAPSHOT</spring-cloud-commons.version>
 		<testcontainers.version>1.15.1</testcontainers.version>
 	</properties>
 
diff --git a/spring-cloud-gateway-dependencies/pom.xml b/spring-cloud-gateway-dependencies/pom.xml
index f86899e2..6e6e5714 100644
--- a/spring-cloud-gateway-dependencies/pom.xml
+++ b/spring-cloud-gateway-dependencies/pom.xml
@@ -6,12 +6,12 @@
 	<parent>
 		<artifactId>spring-cloud-dependencies-parent</artifactId>
 		<groupId>org.springframework.cloud</groupId>
-		<version>3.1.0-M3</version>
+		<version>3.1.0-SNAPSHOT</version>
 		<relativePath/>
 	</parent>
 
 	<artifactId>spring-cloud-gateway-dependencies</artifactId>
-	<version>3.1.0-M3</version>
+	<version>3.1.0-SNAPSHOT</version>
 	<packaging>pom</packaging>
 
 	<name>spring-cloud-gateway-dependencies</name>
diff --git a/spring-cloud-gateway-integration-tests/grpc/pom.xml b/spring-cloud-gateway-integration-tests/grpc/pom.xml
index f92671a7..9cf1131c 100644
--- a/spring-cloud-gateway-integration-tests/grpc/pom.xml
+++ b/spring-cloud-gateway-integration-tests/grpc/pom.xml
@@ -16,7 +16,7 @@
 	<parent>
 		<groupId>org.springframework.cloud</groupId>
 		<artifactId>spring-cloud-gateway-integration-tests</artifactId>
-		<version>3.1.0-M3</version>
+		<version>3.1.0-SNAPSHOT</version>
 		<relativePath>..</relativePath> <!-- lookup parent from repository -->
 	</parent>
 
diff --git a/spring-cloud-gateway-integration-tests/http2/pom.xml b/spring-cloud-gateway-integration-tests/http2/pom.xml
index 231e31f5..5b31be14 100644
--- a/spring-cloud-gateway-integration-tests/http2/pom.xml
+++ b/spring-cloud-gateway-integration-tests/http2/pom.xml
@@ -16,7 +16,7 @@
 	<parent>
 		<groupId>org.springframework.cloud</groupId>
 		<artifactId>spring-cloud-gateway-integration-tests</artifactId>
-		<version>3.1.0-M3</version>
+		<version>3.1.0-SNAPSHOT</version>
 		<relativePath>..</relativePath> <!-- lookup parent from repository -->
 	</parent>
 
diff --git a/spring-cloud-gateway-integration-tests/mvc-failure-analyzer/pom.xml b/spring-cloud-gateway-integration-tests/mvc-failure-analyzer/pom.xml
index 999f269c..332a54ff 100644
--- a/spring-cloud-gateway-integration-tests/mvc-failure-analyzer/pom.xml
+++ b/spring-cloud-gateway-integration-tests/mvc-failure-analyzer/pom.xml
@@ -16,7 +16,7 @@
 	<parent>
 		<groupId>org.springframework.cloud</groupId>
 		<artifactId>spring-cloud-gateway-integration-tests</artifactId>
-		<version>3.1.0-M3</version>
+		<version>3.1.0-SNAPSHOT</version>
 		<relativePath>..</relativePath> <!-- lookup parent from repository -->
 	</parent>
 
diff --git a/spring-cloud-gateway-integration-tests/pom.xml b/spring-cloud-gateway-integration-tests/pom.xml
index 4caed836..76b5c350 100644
--- a/spring-cloud-gateway-integration-tests/pom.xml
+++ b/spring-cloud-gateway-integration-tests/pom.xml
@@ -16,7 +16,7 @@
 	<parent>
 		<groupId>org.springframework.cloud</groupId>
 		<artifactId>spring-cloud-gateway</artifactId>
-		<version>3.1.0-M3</version>
+		<version>3.1.0-SNAPSHOT</version>
 		<relativePath>..</relativePath> <!-- lookup parent from repository -->
 	</parent>
 	
diff --git a/spring-cloud-gateway-mvc/pom.xml b/spring-cloud-gateway-mvc/pom.xml
index 11185348..57249084 100644
--- a/spring-cloud-gateway-mvc/pom.xml
+++ b/spring-cloud-gateway-mvc/pom.xml
@@ -11,7 +11,7 @@
 	<parent>
 		<groupId>org.springframework.cloud</groupId>
 		<artifactId>spring-cloud-gateway</artifactId>
-		<version>3.1.0-M3</version>
+		<version>3.1.0-SNAPSHOT</version>
 		<relativePath>..</relativePath>
 	</parent>
 
diff --git a/spring-cloud-gateway-sample/pom.xml b/spring-cloud-gateway-sample/pom.xml
index 58b54f3e..2989b249 100644
--- a/spring-cloud-gateway-sample/pom.xml
+++ b/spring-cloud-gateway-sample/pom.xml
@@ -16,7 +16,7 @@
 	<parent>
 		<groupId>org.springframework.cloud</groupId>
 		<artifactId>spring-cloud-gateway</artifactId>
-		<version>3.1.0-M3</version>
+		<version>3.1.0-SNAPSHOT</version>
 		<relativePath>..</relativePath> <!-- lookup parent from repository -->
 	</parent>
 
diff --git a/spring-cloud-gateway-server/pom.xml b/spring-cloud-gateway-server/pom.xml
index 75333a03..2c0bcb35 100644
--- a/spring-cloud-gateway-server/pom.xml
+++ b/spring-cloud-gateway-server/pom.xml
@@ -7,7 +7,7 @@
 	<parent>
 		<groupId>org.springframework.cloud</groupId>
 		<artifactId>spring-cloud-gateway</artifactId>
-		<version>3.1.0-M3</version>
+		<version>3.1.0-SNAPSHOT</version>
 		<relativePath>..</relativePath> <!-- lookup parent from repository -->
 	</parent>
 	<artifactId>spring-cloud-gateway-server</artifactId>
diff --git a/spring-cloud-gateway-webflux/pom.xml b/spring-cloud-gateway-webflux/pom.xml
index 0e4cba80..1d0b7481 100644
--- a/spring-cloud-gateway-webflux/pom.xml
+++ b/spring-cloud-gateway-webflux/pom.xml
@@ -11,7 +11,7 @@
 	<parent>
 		<groupId>org.springframework.cloud</groupId>
 		<artifactId>spring-cloud-gateway</artifactId>
-		<version>3.1.0-M3</version>
+		<version>3.1.0-SNAPSHOT</version>
 		<relativePath>..</relativePath>
 	</parent>
 
diff --git a/spring-cloud-starter-gateway/pom.xml b/spring-cloud-starter-gateway/pom.xml
index 9705e8a7..fe287029 100644
--- a/spring-cloud-starter-gateway/pom.xml
+++ b/spring-cloud-starter-gateway/pom.xml
@@ -6,7 +6,7 @@
 	<parent>
 		<groupId>org.springframework.cloud</groupId>
 		<artifactId>spring-cloud-gateway</artifactId>
-		<version>3.1.0-M3</version>
+		<version>3.1.0-SNAPSHOT</version>
 		<relativePath>..</relativePath> <!-- lookup parent from repository -->
 	</parent>
 	<artifactId>spring-cloud-starter-gateway</artifactId>