diff --git a/core/pom.xml b/core/pom.xml
index e917cf2..e4bdfbb 100644
--- a/core/pom.xml
+++ b/core/pom.xml
@@ -10,7 +10,7 @@
 	<parent>
 		<groupId>org.springframework.plugin</groupId>
 		<artifactId>spring-plugin</artifactId>
-		<version>4.0.0-SNAPSHOT</version>
+		<version>4.0.0-M1</version>
 	</parent>
 
 	<properties>
diff --git a/pom.xml b/pom.xml
index 65eba6a..f9696f6 100644
--- a/pom.xml
+++ b/pom.xml
@@ -5,7 +5,7 @@
 	<artifactId>spring-plugin</artifactId>
 	<packaging>pom</packaging>
 	<name>Spring Plugin</name>
-	<version>4.0.0-SNAPSHOT</version>
+	<version>4.0.0-M1</version>
 	<description>Simple plugin infrastructure</description>
 
 	<organization>
@@ -413,7 +413,7 @@
 		<url>https://github.com/spring-projects/spring-plugin</url>
 		<connection>scm:git:git://github.com/spring-projects/spring-plugin.git</connection>
 		<developerConnection>scm:git:ssh://git@github.com:spring-projects/spring-plugin.git</developerConnection>
-		<tag>HEAD</tag>
+		<tag>4.0.0-M1</tag>
 	</scm>
 
 	<ciManagement>