diff --git a/org.eclipse.sisu.plexus.extender/META-INF/MANIFEST.MF b/org.eclipse.sisu.plexus.extender/META-INF/MANIFEST.MF
index 817ae0f..67f52f9 100644
--- a/org.eclipse.sisu.plexus.extender/META-INF/MANIFEST.MF
+++ b/org.eclipse.sisu.plexus.extender/META-INF/MANIFEST.MF
@@ -1,7 +1,7 @@
 Manifest-Version: 1.0
 Bundle-ManifestVersion: 2
 Bundle-SymbolicName: org.eclipse.sisu.plexus.extender;singleton:=true
-Bundle-Version: 0.3.0.qualifier
+Bundle-Version: 0.3.0.M1
 Bundle-Name: Sisu-Plexus Extender (Incubation)
 Fragment-Host: org.eclipse.sisu.inject.extender
 Bundle-RequiredExecutionEnvironment: JavaSE-1.6,J2SE-1.5,JavaSE-1.7
diff --git a/org.eclipse.sisu.plexus.extender/pom.xml b/org.eclipse.sisu.plexus.extender/pom.xml
index db423c3..f323919 100644
--- a/org.eclipse.sisu.plexus.extender/pom.xml
+++ b/org.eclipse.sisu.plexus.extender/pom.xml
@@ -17,7 +17,7 @@
   <parent>
     <groupId>org.eclipse.sisu</groupId>
     <artifactId>sisu-plexus</artifactId>
-    <version>0.3.0-SNAPSHOT</version>
+    <version>0.3.0.M1</version>
   </parent>
 
   <artifactId>org.eclipse.sisu.plexus.extender</artifactId>
diff --git a/org.eclipse.sisu.plexus.site/pom.xml b/org.eclipse.sisu.plexus.site/pom.xml
index 2355bf8..568dbf1 100644
--- a/org.eclipse.sisu.plexus.site/pom.xml
+++ b/org.eclipse.sisu.plexus.site/pom.xml
@@ -17,7 +17,7 @@
   <parent>
     <groupId>org.eclipse.sisu</groupId>
     <artifactId>sisu-plexus</artifactId>
-    <version>0.3.0-SNAPSHOT</version>
+    <version>0.3.0.M1</version>
   </parent>
 
   <artifactId>org.eclipse.sisu.plexus.site</artifactId>
diff --git a/org.eclipse.sisu.plexus.tests/pom.xml b/org.eclipse.sisu.plexus.tests/pom.xml
index fc0cf6e..08daca0 100644
--- a/org.eclipse.sisu.plexus.tests/pom.xml
+++ b/org.eclipse.sisu.plexus.tests/pom.xml
@@ -17,7 +17,7 @@
   <parent>
     <groupId>org.eclipse.sisu</groupId>
     <artifactId>sisu-plexus</artifactId>
-    <version>0.3.0-SNAPSHOT</version>
+    <version>0.3.0.M1</version>
   </parent>
 
   <artifactId>org.eclipse.sisu.plexus.tests</artifactId>
diff --git a/org.eclipse.sisu.plexus/META-INF/MANIFEST.MF b/org.eclipse.sisu.plexus/META-INF/MANIFEST.MF
index ccc3e13..e98ed0d 100644
--- a/org.eclipse.sisu.plexus/META-INF/MANIFEST.MF
+++ b/org.eclipse.sisu.plexus/META-INF/MANIFEST.MF
@@ -1,7 +1,7 @@
 Manifest-Version: 1.0
 Bundle-ManifestVersion: 2
 Bundle-SymbolicName: org.eclipse.sisu.plexus;singleton:=true
-Bundle-Version: 0.3.0.qualifier
+Bundle-Version: 0.3.0.M1
 Bundle-Name: Sisu-Plexus (Incubation)
 Bundle-RequiredExecutionEnvironment: JavaSE-1.6,J2SE-1.5,JavaSE-1.7
 Bundle-Vendor: Eclipse Sisu
diff --git a/org.eclipse.sisu.plexus/pom.xml b/org.eclipse.sisu.plexus/pom.xml
index 27eaaea..1802762 100644
--- a/org.eclipse.sisu.plexus/pom.xml
+++ b/org.eclipse.sisu.plexus/pom.xml
@@ -17,7 +17,7 @@
   <parent>
     <groupId>org.eclipse.sisu</groupId>
     <artifactId>sisu-plexus</artifactId>
-    <version>0.3.0-SNAPSHOT</version>
+    <version>0.3.0.M1</version>
   </parent>
 
   <artifactId>org.eclipse.sisu.plexus</artifactId>
diff --git a/pom.xml b/pom.xml
index 58e2881..33ad3ce 100644
--- a/pom.xml
+++ b/pom.xml
@@ -22,7 +22,7 @@
 
   <groupId>org.eclipse.sisu</groupId>
   <artifactId>sisu-plexus</artifactId>
-  <version>0.3.0-SNAPSHOT</version>
+  <version>0.3.0.M1</version>
   <packaging>pom</packaging>
 
   <name>Sisu Plexus</name>