diff --git a/core/pom.xml b/core/pom.xml
index 5992cad..770a055 100644
--- a/core/pom.xml
+++ b/core/pom.xml
@@ -20,14 +20,14 @@
   <parent>
     <groupId>org.apache.hama</groupId>
     <artifactId>hama-parent</artifactId>
-    <version>0.7.0-SNAPSHOT</version>
+    <version>0.6.2</version>
   </parent>
 
   <modelVersion>4.0.0</modelVersion>
   <groupId>org.apache.hama</groupId>
   <artifactId>hama-core</artifactId>
   <name>core</name>
-  <version>0.7.0-SNAPSHOT</version>
+  <version>0.6.2</version>
   <packaging>jar</packaging>
 
   <dependencies>
diff --git a/dist/pom.xml b/dist/pom.xml
index f95460f..1d58412 100644
--- a/dist/pom.xml
+++ b/dist/pom.xml
@@ -20,7 +20,7 @@
   <parent>
     <groupId>org.apache.hama</groupId>
     <artifactId>hama-parent</artifactId>
-    <version>0.7.0-SNAPSHOT</version>
+    <version>0.6.2</version>
   </parent>
   
   <artifactId>hama-dist</artifactId>
diff --git a/examples/pom.xml b/examples/pom.xml
index b780c69..b0b8975 100644
--- a/examples/pom.xml
+++ b/examples/pom.xml
@@ -20,14 +20,14 @@
   <parent>
     <groupId>org.apache.hama</groupId>
     <artifactId>hama-parent</artifactId>
-    <version>0.7.0-SNAPSHOT</version>
+    <version>0.6.2</version>
   </parent>
 
   <modelVersion>4.0.0</modelVersion>
   <groupId>org.apache.hama</groupId>
   <artifactId>hama-examples</artifactId>
   <name>examples</name>
-  <version>0.7.0-SNAPSHOT</version>
+  <version>0.6.2</version>
   <packaging>jar</packaging>
 
   <dependencies>
diff --git a/graph/pom.xml b/graph/pom.xml
index c7d6b1d..86674fb 100644
--- a/graph/pom.xml
+++ b/graph/pom.xml
@@ -20,14 +20,14 @@
   <parent>
     <groupId>org.apache.hama</groupId>
     <artifactId>hama-parent</artifactId>
-    <version>0.7.0-SNAPSHOT</version>
+    <version>0.6.2</version>
   </parent>
 
   <modelVersion>4.0.0</modelVersion>
   <groupId>org.apache.hama</groupId>
   <artifactId>hama-graph</artifactId>
   <name>graph</name>
-  <version>0.7.0-SNAPSHOT</version>
+  <version>0.6.2</version>
   <packaging>jar</packaging>
 
   <dependencies>
diff --git a/ml/pom.xml b/ml/pom.xml
index aa1dbb5..82d9ee5 100644
--- a/ml/pom.xml
+++ b/ml/pom.xml
@@ -20,14 +20,14 @@
   <parent>
     <groupId>org.apache.hama</groupId>
     <artifactId>hama-parent</artifactId>
-    <version>0.7.0-SNAPSHOT</version>
+    <version>0.6.2</version>
   </parent>
 
   <modelVersion>4.0.0</modelVersion>
   <groupId>org.apache.hama</groupId>
   <artifactId>hama-ml</artifactId>
   <name>machine learning</name>
-  <version>0.7.0-SNAPSHOT</version>
+  <version>0.6.2</version>
   <packaging>jar</packaging>
 
   <dependencies>
diff --git a/pom.xml b/pom.xml
index d937eea..8bce759 100644
--- a/pom.xml
+++ b/pom.xml
@@ -27,7 +27,7 @@
   <groupId>org.apache.hama</groupId>
   <artifactId>hama-parent</artifactId>
   <name>Apache Hama parent POM</name>
-  <version>0.7.0-SNAPSHOT</version>
+  <version>0.6.2</version>
   <url>http://hama.apache.org</url>
   <packaging>pom</packaging>
   <prerequisites>
@@ -75,12 +75,12 @@
     </license>
   </licenses>
   <scm>
-    <url>scm:svn:https://svn.apache.org/repos/asf/hama/</url>
+    <url>scm:svn:https://svn.apache.org/repos/asf/hama/tags/0.6.2-RC1</url>
     <connection>
-      scm:svn:http://svn.apache.org/repos/asf/hama/trunk/
+      scm:svn:http://svn.apache.org/repos/asf/hama/tags/0.6.2-RC1
     </connection>
     <developerConnection>
-      scm:svn:https://svn.apache.org/repos/asf/hama/trunk/
+      scm:svn:https://svn.apache.org/repos/asf/hama/tags/0.6.2-RC1
     </developerConnection>
   </scm>
 
diff --git a/yarn/pom.xml b/yarn/pom.xml
index 966f5fe..062bea4 100644
--- a/yarn/pom.xml
+++ b/yarn/pom.xml
@@ -19,14 +19,14 @@
   <parent>
     <groupId>org.apache.hama</groupId>
     <artifactId>hama-parent</artifactId>
-    <version>0.7.0-SNAPSHOT</version>
+    <version>0.6.2</version>
   </parent>
 
   <modelVersion>4.0.0</modelVersion>
   <groupId>org.apache.hama</groupId>
   <artifactId>hama-yarn</artifactId>
   <name>yarn</name>
-  <version>0.7.0-SNAPSHOT</version>
+  <version>0.6.2</version>
   <packaging>jar</packaging>
 
   <dependencies>