diff --git a/apache-maven/pom.xml b/apache-maven/pom.xml
index 7e3dea8642..6d9dd98b3e 100644
--- a/apache-maven/pom.xml
+++ b/apache-maven/pom.xml
@@ -21,7 +21,7 @@
   <parent>
     <groupId>org.apache.maven</groupId>
     <artifactId>maven</artifactId>
-    <version>3.1-SNAPSHOT</version>
+    <version>3.1.0-alpha-1</version>
   </parent>
 
   <artifactId>apache-maven</artifactId>
diff --git a/maven-aether-provider/pom.xml b/maven-aether-provider/pom.xml
index a54fd37e09..a5252a38de 100644
--- a/maven-aether-provider/pom.xml
+++ b/maven-aether-provider/pom.xml
@@ -25,7 +25,7 @@ under the License.
   <parent>
     <groupId>org.apache.maven</groupId>
     <artifactId>maven</artifactId>
-    <version>3.1-SNAPSHOT</version>
+    <version>3.1.0-alpha-1</version>
   </parent>
 
   <artifactId>maven-aether-provider</artifactId>
diff --git a/maven-artifact/pom.xml b/maven-artifact/pom.xml
index 2b1256e426..2ee8441ed3 100644
--- a/maven-artifact/pom.xml
+++ b/maven-artifact/pom.xml
@@ -16,7 +16,7 @@
   <parent>
     <groupId>org.apache.maven</groupId>
     <artifactId>maven</artifactId>
-    <version>3.1-SNAPSHOT</version>
+    <version>3.1.0-alpha-1</version>
   </parent>
 
   <artifactId>maven-artifact</artifactId>
diff --git a/maven-compat/pom.xml b/maven-compat/pom.xml
index 7ae418ee38..0b51d7ab28 100644
--- a/maven-compat/pom.xml
+++ b/maven-compat/pom.xml
@@ -16,7 +16,7 @@
   <parent>
     <groupId>org.apache.maven</groupId>
     <artifactId>maven</artifactId>
-    <version>3.1-SNAPSHOT</version>
+    <version>3.1.0-alpha-1</version>
   </parent>
 
   <artifactId>maven-compat</artifactId>
diff --git a/maven-core/pom.xml b/maven-core/pom.xml
index e9507acd2e..0d6761e1f5 100644
--- a/maven-core/pom.xml
+++ b/maven-core/pom.xml
@@ -16,7 +16,7 @@
   <parent>
     <groupId>org.apache.maven</groupId>
     <artifactId>maven</artifactId>
-    <version>3.1-SNAPSHOT</version>
+    <version>3.1.0-alpha-1</version>
   </parent>
 
   <artifactId>maven-core</artifactId>
diff --git a/maven-embedder/pom.xml b/maven-embedder/pom.xml
index 609044c582..cd9872c900 100644
--- a/maven-embedder/pom.xml
+++ b/maven-embedder/pom.xml
@@ -16,7 +16,7 @@
   <parent>
     <groupId>org.apache.maven</groupId>
     <artifactId>maven</artifactId>
-    <version>3.1-SNAPSHOT</version>
+    <version>3.1.0-alpha-1</version>
   </parent>
 
   <artifactId>maven-embedder</artifactId>
diff --git a/maven-model-builder/pom.xml b/maven-model-builder/pom.xml
index c8d95c6229..2959416c9f 100644
--- a/maven-model-builder/pom.xml
+++ b/maven-model-builder/pom.xml
@@ -16,7 +16,7 @@
   <parent>
     <groupId>org.apache.maven</groupId>
     <artifactId>maven</artifactId>
-    <version>3.1-SNAPSHOT</version>
+    <version>3.1.0-alpha-1</version>
   </parent>
 
   <artifactId>maven-model-builder</artifactId>
diff --git a/maven-model/pom.xml b/maven-model/pom.xml
index f00f6b034c..4317d3f9dc 100644
--- a/maven-model/pom.xml
+++ b/maven-model/pom.xml
@@ -25,7 +25,7 @@ under the License.
   <parent>
     <groupId>org.apache.maven</groupId>
     <artifactId>maven</artifactId>
-    <version>3.1-SNAPSHOT</version>
+    <version>3.1.0-alpha-1</version>
   </parent>
 
   <artifactId>maven-model</artifactId>
diff --git a/maven-plugin-api/pom.xml b/maven-plugin-api/pom.xml
index 821aca41bc..b0f6d28791 100644
--- a/maven-plugin-api/pom.xml
+++ b/maven-plugin-api/pom.xml
@@ -25,7 +25,7 @@ under the License.
   <parent>
     <groupId>org.apache.maven</groupId>
     <artifactId>maven</artifactId>
-    <version>3.1-SNAPSHOT</version>
+    <version>3.1.0-alpha-1</version>
   </parent>
 
   <artifactId>maven-plugin-api</artifactId>
diff --git a/maven-repository-metadata/pom.xml b/maven-repository-metadata/pom.xml
index 18da94ccb6..652e5335e9 100644
--- a/maven-repository-metadata/pom.xml
+++ b/maven-repository-metadata/pom.xml
@@ -25,7 +25,7 @@ under the License.
   <parent>
     <groupId>org.apache.maven</groupId>
     <artifactId>maven</artifactId>
-    <version>3.1-SNAPSHOT</version>
+    <version>3.1.0-alpha-1</version>
   </parent>
 
   <artifactId>maven-repository-metadata</artifactId>
diff --git a/maven-settings-builder/pom.xml b/maven-settings-builder/pom.xml
index 4538b2da9c..5cbe6745d2 100644
--- a/maven-settings-builder/pom.xml
+++ b/maven-settings-builder/pom.xml
@@ -25,7 +25,7 @@ under the License.
   <parent>
     <groupId>org.apache.maven</groupId>
     <artifactId>maven</artifactId>
-    <version>3.1-SNAPSHOT</version>
+    <version>3.1.0-alpha-1</version>
   </parent>
 
   <artifactId>maven-settings-builder</artifactId>
diff --git a/maven-settings/pom.xml b/maven-settings/pom.xml
index 01fbd886f8..3a17f8e94d 100644
--- a/maven-settings/pom.xml
+++ b/maven-settings/pom.xml
@@ -25,7 +25,7 @@ under the License.
   <parent>
     <groupId>org.apache.maven</groupId>
     <artifactId>maven</artifactId>
-    <version>3.1-SNAPSHOT</version>
+    <version>3.1.0-alpha-1</version>
   </parent>
 
   <artifactId>maven-settings</artifactId>
diff --git a/pom.xml b/pom.xml
index d3117fcea0..695b1344c9 100644
--- a/pom.xml
+++ b/pom.xml
@@ -26,7 +26,7 @@
   </parent>
 
   <artifactId>maven</artifactId>
-  <version>3.1-SNAPSHOT</version>
+  <version>3.1.0-alpha-1</version>
   <packaging>pom</packaging>
 
   <name>Apache Maven</name>
@@ -87,7 +87,7 @@
     <connection>scm:git:https://git-wip-us.apache.org/repos/asf/maven.git</connection>
     <developerConnection>scm:git:https://git-wip-us.apache.org/repos/asf/maven.git</developerConnection>
     <url>https://git-wip-us.apache.org/repos/asf?p=maven.git</url>
-    <tag>HEAD</tag>
+    <tag>maven-3.1.0-alpha-1</tag>
   </scm>
   <issueManagement>
     <system>jira</system>