diff --git a/pom.xml b/pom.xml
index d0a6f59f..7f32289d 100644
--- a/pom.xml
+++ b/pom.xml
@@ -6,7 +6,7 @@
 
 	<groupId>org.springframework.vault</groupId>
 	<artifactId>spring-vault-parent</artifactId>
-	<version>4.0.0-SNAPSHOT</version>
+	<version>4.0.0-M1</version>
 
 	<name>Spring Vault</name>
 	<description>Parent project for Spring Vault</description>
diff --git a/spring-vault-core/pom.xml b/spring-vault-core/pom.xml
index ab2c4cbb..c70f7ce4 100644
--- a/spring-vault-core/pom.xml
+++ b/spring-vault-core/pom.xml
@@ -6,7 +6,7 @@
 	<parent>
 		<groupId>org.springframework.vault</groupId>
 		<artifactId>spring-vault-parent</artifactId>
-		<version>4.0.0-SNAPSHOT</version>
+		<version>4.0.0-M1</version>
 	</parent>
 
 	<artifactId>spring-vault-core</artifactId>
diff --git a/spring-vault-distribution/pom.xml b/spring-vault-distribution/pom.xml
index ee337918..8a4bdce1 100644
--- a/spring-vault-distribution/pom.xml
+++ b/spring-vault-distribution/pom.xml
@@ -13,7 +13,7 @@
 	<parent>
 		<groupId>org.springframework.vault</groupId>
 		<artifactId>spring-vault-parent</artifactId>
-		<version>4.0.0-SNAPSHOT</version>
+		<version>4.0.0-M1</version>
 		<relativePath>../pom.xml</relativePath>
 	</parent>