diff --git a/org.eclipse.scout.sdk-feature/feature.xml b/org.eclipse.scout.sdk-feature/feature.xml
index 1f2b1cb98..5951b61ad 100644
--- a/org.eclipse.scout.sdk-feature/feature.xml
+++ b/org.eclipse.scout.sdk-feature/feature.xml
@@ -2,7 +2,7 @@
 <feature
       id="org.eclipse.scout.sdk-feature"
       label="%featureName"
-      version="5.2.0.qualifier"
+      version="5.2.0.M3"
       provider-name="%providerName"
       plugin="org.eclipse.scout.sdk.s2e"
       license-feature="org.eclipse.license"
diff --git a/org.eclipse.scout.sdk-feature/pom.xml b/org.eclipse.scout.sdk-feature/pom.xml
index 923939559..6f3fb77b4 100644
--- a/org.eclipse.scout.sdk-feature/pom.xml
+++ b/org.eclipse.scout.sdk-feature/pom.xml
@@ -15,7 +15,7 @@
   <parent>
     <groupId>org.eclipse.scout.sdk</groupId>
     <artifactId>org.eclipse.scout.sdk.p2</artifactId>
-    <version>5.2.0-SNAPSHOT</version>
+    <version>5.2.0.M3</version>
     <relativePath>../org.eclipse.scout.sdk.p2/pom.xml</relativePath>
   </parent>
 
diff --git a/org.eclipse.scout.sdk-repository/category.xml b/org.eclipse.scout.sdk-repository/category.xml
index a6957fc49..24b914b82 100644
--- a/org.eclipse.scout.sdk-repository/category.xml
+++ b/org.eclipse.scout.sdk-repository/category.xml
@@ -1,9 +1,9 @@
 <?xml version="1.0" encoding="UTF-8"?>
 <site>
-   <feature url="features/org.eclipse.scout.sdk-feature_0.0.0.qualifier.jar" id="org.eclipse.scout.sdk-feature" version="0.0.0">
+   <feature url="features/org.eclipse.scout.sdk-feature_5.2.0.M3.jar" id="org.eclipse.scout.sdk-feature" version="0.0.0">
       <category name="Eclipse Scout SDK"/>
    </feature>
-   <feature url="features/org.eclipse.scout.sdk-feature.source_0.0.0.qualifier.jar" id="org.eclipse.scout.sdk-feature.source" version="0.0.0">
+   <feature url="features/org.eclipse.scout.sdk-feature.source_5.2.0.M3.jar" id="org.eclipse.scout.sdk-feature.source" version="0.0.0">
       <category name="Eclipse Scout SDK"/>
    </feature>
    <category-def name="Eclipse Scout SDK" label="Scout Application Development SDK">
diff --git a/org.eclipse.scout.sdk-repository/pom.xml b/org.eclipse.scout.sdk-repository/pom.xml
index 74d4a0d62..f6fa0da5a 100644
--- a/org.eclipse.scout.sdk-repository/pom.xml
+++ b/org.eclipse.scout.sdk-repository/pom.xml
@@ -15,7 +15,7 @@
   <parent>
     <groupId>org.eclipse.scout.sdk</groupId>
     <artifactId>org.eclipse.scout.sdk.p2</artifactId>
-    <version>5.2.0-SNAPSHOT</version>
+    <version>5.2.0.M3</version>
     <relativePath>../org.eclipse.scout.sdk.p2/pom.xml</relativePath>
   </parent>
 
diff --git a/org.eclipse.scout.sdk-target/pom.xml b/org.eclipse.scout.sdk-target/pom.xml
index fd29a381b..7f5a90d32 100644
--- a/org.eclipse.scout.sdk-target/pom.xml
+++ b/org.eclipse.scout.sdk-target/pom.xml
@@ -15,7 +15,7 @@
   <parent>
     <groupId>org.eclipse.scout.sdk</groupId>
     <artifactId>org.eclipse.scout.sdk.p2</artifactId>
-    <version>5.2.0-SNAPSHOT</version>
+    <version>5.2.0.M3</version>
     <relativePath>../org.eclipse.scout.sdk.p2/pom.xml</relativePath>
   </parent>
 
diff --git a/org.eclipse.scout.sdk.core.s.test/pom.xml b/org.eclipse.scout.sdk.core.s.test/pom.xml
index c69746886..1a8e81bba 100644
--- a/org.eclipse.scout.sdk.core.s.test/pom.xml
+++ b/org.eclipse.scout.sdk.core.s.test/pom.xml
@@ -15,7 +15,7 @@
   <parent>
     <groupId>org.eclipse.scout.sdk</groupId>
     <artifactId>org.eclipse.scout.sdk</artifactId>
-    <version>5.2.0-SNAPSHOT</version>
+    <version>5.2.0.M3</version>
     <relativePath>../org.eclipse.scout.sdk/pom.xml</relativePath>
   </parent>
 
diff --git a/org.eclipse.scout.sdk.core.s/pom.xml b/org.eclipse.scout.sdk.core.s/pom.xml
index 7159d33bf..9b69a4146 100644
--- a/org.eclipse.scout.sdk.core.s/pom.xml
+++ b/org.eclipse.scout.sdk.core.s/pom.xml
@@ -15,7 +15,7 @@
   <parent>
     <groupId>org.eclipse.scout.sdk</groupId>
     <artifactId>org.eclipse.scout.sdk</artifactId>
-    <version>5.2.0-SNAPSHOT</version>
+    <version>5.2.0.M3</version>
     <relativePath>../org.eclipse.scout.sdk/pom.xml</relativePath>
   </parent>
 
diff --git a/org.eclipse.scout.sdk.core.s/src/main/java/org/eclipse/scout/sdk/core/s/project/ScoutProjectNewHelper.java b/org.eclipse.scout.sdk.core.s/src/main/java/org/eclipse/scout/sdk/core/s/project/ScoutProjectNewHelper.java
index 2430cc052..0fb7d1628 100644
--- a/org.eclipse.scout.sdk.core.s/src/main/java/org/eclipse/scout/sdk/core/s/project/ScoutProjectNewHelper.java
+++ b/org.eclipse.scout.sdk.core.s/src/main/java/org/eclipse/scout/sdk/core/s/project/ScoutProjectNewHelper.java
@@ -84,7 +84,7 @@ public static void createProject(File targetDirectory, String symbolicName, Stri
       // use default
       groupId = "org.eclipse.scout.archetypes";
       artifactId = "scout-helloworld-app";
-      version = "5.2.0-SNAPSHOT";
+      version = "5.2.0.M3";
     }
 
     // create command
diff --git a/org.eclipse.scout.sdk.core.test/pom.xml b/org.eclipse.scout.sdk.core.test/pom.xml
index f6db86966..0d49228e3 100644
--- a/org.eclipse.scout.sdk.core.test/pom.xml
+++ b/org.eclipse.scout.sdk.core.test/pom.xml
@@ -15,7 +15,7 @@
   <parent>
     <groupId>org.eclipse.scout.sdk</groupId>
     <artifactId>org.eclipse.scout.sdk</artifactId>
-    <version>5.2.0-SNAPSHOT</version>
+    <version>5.2.0.M3</version>
     <relativePath>../org.eclipse.scout.sdk/pom.xml</relativePath>
   </parent>
 
diff --git a/org.eclipse.scout.sdk.core/pom.xml b/org.eclipse.scout.sdk.core/pom.xml
index dc343cc72..bc887a68a 100644
--- a/org.eclipse.scout.sdk.core/pom.xml
+++ b/org.eclipse.scout.sdk.core/pom.xml
@@ -15,7 +15,7 @@
   <parent>
     <groupId>org.eclipse.scout.sdk</groupId>
     <artifactId>org.eclipse.scout.sdk</artifactId>
-    <version>5.2.0-SNAPSHOT</version>
+    <version>5.2.0.M3</version>
     <relativePath>../org.eclipse.scout.sdk/pom.xml</relativePath>
   </parent>
 
diff --git a/org.eclipse.scout.sdk.p2/pom.xml b/org.eclipse.scout.sdk.p2/pom.xml
index d0eb1e6b4..bcc7a558d 100644
--- a/org.eclipse.scout.sdk.p2/pom.xml
+++ b/org.eclipse.scout.sdk.p2/pom.xml
@@ -21,7 +21,7 @@
 
   <groupId>org.eclipse.scout.sdk</groupId>
   <artifactId>org.eclipse.scout.sdk.p2</artifactId>
-  <version>5.2.0-SNAPSHOT</version>
+  <version>5.2.0.M3</version>
   <packaging>pom</packaging>
 
   <modules>
@@ -33,7 +33,7 @@
   <properties>
     <scout.base.version>5.2.0</scout.base.version>
     <base.version>${scout.base.version}</base.version>
-    <org.eclipse.scout.rt_version>5.2.0-SNAPSHOT</org.eclipse.scout.rt_version>
+    <org.eclipse.scout.rt_version>5.2.0.M3</org.eclipse.scout.rt_version>
   </properties>
 
   <dependencyManagement>
@@ -149,7 +149,7 @@
   <scm>
     <connection>scm:git:git://git.eclipse.org/gitroot/scout/org.eclipse.scout.sdk.git</connection>
     <developerConnection>scm:git:ssh://${eclipse_gerrit_username}@git.eclipse.org:29418/scout/org.eclipse.scout.sdk</developerConnection>
-    <tag>releases/5.2.x</tag>
+    <tag>5.2.0.M3_1</tag>
     <url>http://git.eclipse.org/c/scout/org.eclipse.scout.sdk.git/</url>
   </scm>
 
diff --git a/org.eclipse.scout.sdk.s2e.nls/pom.xml b/org.eclipse.scout.sdk.s2e.nls/pom.xml
index 135c3b811..c282c0164 100644
--- a/org.eclipse.scout.sdk.s2e.nls/pom.xml
+++ b/org.eclipse.scout.sdk.s2e.nls/pom.xml
@@ -15,7 +15,7 @@
   <parent>
     <groupId>org.eclipse.scout.sdk</groupId>
     <artifactId>org.eclipse.scout.sdk</artifactId>
-    <version>5.2.0-SNAPSHOT</version>
+    <version>5.2.0.M3</version>
     <relativePath>../org.eclipse.scout.sdk/pom.xml</relativePath>
   </parent>
 
diff --git a/org.eclipse.scout.sdk.s2e.ui/pom.xml b/org.eclipse.scout.sdk.s2e.ui/pom.xml
index c9f08046e..79c15115c 100644
--- a/org.eclipse.scout.sdk.s2e.ui/pom.xml
+++ b/org.eclipse.scout.sdk.s2e.ui/pom.xml
@@ -15,7 +15,7 @@
   <parent>
     <groupId>org.eclipse.scout.sdk</groupId>
     <artifactId>org.eclipse.scout.sdk</artifactId>
-    <version>5.2.0-SNAPSHOT</version>
+    <version>5.2.0.M3</version>
     <relativePath>../org.eclipse.scout.sdk/pom.xml</relativePath>
   </parent>
 
diff --git a/org.eclipse.scout.sdk.s2e/pom.xml b/org.eclipse.scout.sdk.s2e/pom.xml
index 05ea4cf3b..7a2be3a15 100644
--- a/org.eclipse.scout.sdk.s2e/pom.xml
+++ b/org.eclipse.scout.sdk.s2e/pom.xml
@@ -15,7 +15,7 @@
   <parent>
     <groupId>org.eclipse.scout.sdk</groupId>
     <artifactId>org.eclipse.scout.sdk</artifactId>
-    <version>5.2.0-SNAPSHOT</version>
+    <version>5.2.0.M3</version>
     <relativePath>../org.eclipse.scout.sdk/pom.xml</relativePath>
   </parent>
 
diff --git a/org.eclipse.scout.sdk/pom.xml b/org.eclipse.scout.sdk/pom.xml
index 62a5cf7b7..5288d7fda 100644
--- a/org.eclipse.scout.sdk/pom.xml
+++ b/org.eclipse.scout.sdk/pom.xml
@@ -21,7 +21,7 @@
 
   <groupId>org.eclipse.scout.sdk</groupId>
   <artifactId>org.eclipse.scout.sdk</artifactId>
-  <version>5.2.0-SNAPSHOT</version>
+  <version>5.2.0.M3</version>
   <packaging>pom</packaging>
 
   <modules>
@@ -41,7 +41,7 @@
   <properties>
     <scout.base.version>5.2.0</scout.base.version>
     <base.version>${scout.base.version}</base.version>
-    <org.eclipse.scout.rt_version>5.2.0-SNAPSHOT</org.eclipse.scout.rt_version>
+    <org.eclipse.scout.rt_version>5.2.0.M3</org.eclipse.scout.rt_version>
 
     <!-- Sonar properties -->
     <sonar.branch>releases_5.2.x</sonar.branch>
@@ -204,54 +204,54 @@
       <dependency>
         <groupId>org.eclipse.scout.sdk</groupId>
         <artifactId>org.eclipse.scout.sdk.core</artifactId>
-        <version>5.2.0-SNAPSHOT</version>
+        <version>5.2.0.M3</version>
       </dependency>
       <dependency>
         <groupId>org.eclipse.scout.sdk</groupId>
         <artifactId>org.eclipse.scout.sdk.core.s</artifactId>
-        <version>5.2.0-SNAPSHOT</version>
+        <version>5.2.0.M3</version>
       </dependency>
       <dependency>
         <groupId>org.eclipse.scout.sdk</groupId>
         <artifactId>org.eclipse.scout.sdk.core.s.test</artifactId>
-        <version>5.2.0-SNAPSHOT</version>
+        <version>5.2.0.M3</version>
       </dependency>
       <dependency>
         <groupId>org.eclipse.scout.sdk</groupId>
         <artifactId>org.eclipse.scout.sdk.core.test</artifactId>
-        <version>5.2.0-SNAPSHOT</version>
+        <version>5.2.0.M3</version>
       </dependency>
       <dependency>
         <groupId>org.eclipse.scout.sdk.s2e</groupId>
         <artifactId>org.eclipse.scout.sdk.s2e</artifactId>
-        <version>5.2.0-SNAPSHOT</version>
+        <version>5.2.0.M3</version>
       </dependency>
       <dependency>
         <groupId>org.eclipse.scout.sdk.s2e</groupId>
         <artifactId>org.eclipse.scout.sdk.s2e</artifactId>
-        <version>5.2.0-SNAPSHOT</version>
+        <version>5.2.0.M3</version>
         <classifier>sources</classifier>
       </dependency>
       <dependency>
         <groupId>org.eclipse.scout.sdk.s2e</groupId>
         <artifactId>org.eclipse.scout.sdk.s2e.nls</artifactId>
-        <version>5.2.0-SNAPSHOT</version>
+        <version>5.2.0.M3</version>
       </dependency>
       <dependency>
         <groupId>org.eclipse.scout.sdk.s2e</groupId>
         <artifactId>org.eclipse.scout.sdk.s2e.nls</artifactId>
-        <version>5.2.0-SNAPSHOT</version>
+        <version>5.2.0.M3</version>
         <classifier>sources</classifier>
       </dependency>
       <dependency>
         <groupId>org.eclipse.scout.sdk.s2e</groupId>
         <artifactId>org.eclipse.scout.sdk.s2e.ui</artifactId>
-        <version>5.2.0-SNAPSHOT</version>
+        <version>5.2.0.M3</version>
       </dependency>
       <dependency>
         <groupId>org.eclipse.scout.sdk.s2e</groupId>
         <artifactId>org.eclipse.scout.sdk.s2e.ui</artifactId>
-        <version>5.2.0-SNAPSHOT</version>
+        <version>5.2.0.M3</version>
         <classifier>sources</classifier>
       </dependency>
       <!-- Build Dependencies -->
@@ -528,7 +528,7 @@
   <scm>
     <connection>scm:git:git://git.eclipse.org/gitroot/scout/org.eclipse.scout.sdk.git</connection>
     <developerConnection>scm:git:ssh://${eclipse_gerrit_username}@git.eclipse.org:29418/scout/org.eclipse.scout.sdk</developerConnection>
-    <tag>releases/5.2.x</tag>
+    <tag>5.2.0.M3_1</tag>
     <url>http://git.eclipse.org/c/scout/org.eclipse.scout.sdk.git/</url>
   </scm>
 
diff --git a/scout-helloworld-app/pom.xml b/scout-helloworld-app/pom.xml
index 73c84833f..983801ad0 100644
--- a/scout-helloworld-app/pom.xml
+++ b/scout-helloworld-app/pom.xml
@@ -11,7 +11,7 @@
 
   <groupId>org.eclipse.scout.archetypes</groupId>
   <artifactId>scout-helloworld-app</artifactId>
-  <version>5.2.0-SNAPSHOT</version>
+  <version>5.2.0.M3</version>
   <packaging>maven-archetype</packaging>
 
   <name>Scout Hello World Sample Application</name>
@@ -76,7 +76,7 @@
   <scm>
     <connection>scm:git:git://git.eclipse.org/gitroot/scout/org.eclipse.scout.sdk.git</connection>
     <developerConnection>scm:git:ssh://${eclipse_gerrit_username}@git.eclipse.org:29418/scout/org.eclipse.scout.sdk</developerConnection>
-    <tag>releases/5.2.x</tag>
+    <tag>5.2.0.M3_1</tag>
     <url>http://git.eclipse.org/c/scout/org.eclipse.scout.sdk.git/</url>
   </scm>