diff --git a/lib/csharp/ThriftMSBuildTask/Properties/AssemblyInfo.cs b/lib/csharp/ThriftMSBuildTask/Properties/AssemblyInfo.cs
index aad4851..8769f1a 100644
--- a/lib/csharp/ThriftMSBuildTask/Properties/AssemblyInfo.cs
+++ b/lib/csharp/ThriftMSBuildTask/Properties/AssemblyInfo.cs
@@ -56,5 +56,5 @@
 // You can specify all the values or you can default the Build and Revision Numbers
 // by using the '*' as shown below:
 // [assembly: AssemblyVersion("1.0.*")]
-[assembly: AssemblyVersion("0.6.0.*")]
+[assembly: AssemblyVersion("0.7.0.*")]
 [assembly: AssemblyFileVersion("1.0.0.0")]
diff --git a/lib/hs/Thrift.cabal b/lib/hs/Thrift.cabal
index 53a4be4..7414a64 100644
--- a/lib/hs/Thrift.cabal
+++ b/lib/hs/Thrift.cabal
@@ -18,7 +18,7 @@
 --
 
 Name:           thrift
-Version:        0.6.0-dev
+Version:        0.7.0-dev
 Cabal-Version:  >= 1.4
 License:        OtherLicense
 Category:       Foreign
diff --git a/lib/java/ivy.xml b/lib/java/ivy.xml
index 99ef972..1ba933d 100644
--- a/lib/java/ivy.xml
+++ b/lib/java/ivy.xml
@@ -15,7 +15,7 @@
    limitations under the License.
 -->
 <ivy-module version="1.0">
-    <info organisation="org.apache.thrift" module="libthrift" revision="0.6.0-dev" >
+    <info organisation="org.apache.thrift" module="libthrift" revision="0.7.0-dev" >
       <license name="Apache License 2.0" url="http://www.apache.org/licenses/LICENSE-2.0" />
       <ivyauthor name="Thrift Developers" url="dev@thrift.apache.org" />
       <repository name="apache repository" url="http://thrift.apache.org" />
diff --git a/lib/py/setup.py b/lib/py/setup.py
index d3ae358..7498bab 100644
--- a/lib/py/setup.py
+++ b/lib/py/setup.py
@@ -26,7 +26,7 @@
                           )
 
 setup(name = 'Thrift',
-      version = '0.6.0-dev',
+      version = '0.7.0-dev',
       description = 'Python bindings for the Apache Thrift RPC system',
       author = ['Thrift Developers'],
       author_email = ['dev@thrift.apache.org'],
diff --git a/lib/rb/Rakefile b/lib/rb/Rakefile
index 05cb7fc..3315bca 100644
--- a/lib/rb/Rakefile
+++ b/lib/rb/Rakefile
@@ -82,7 +82,7 @@
     p.summary = "Ruby bindings for the Apache Thrift RPC system"
     p.url = "http://thrift.apache.org"
     p.include_rakefile = true
-    p.version = "0.6.0-dev"
+    p.version = "0.7.0-dev"
     p.rubygems_version = ">= 1.2.0"
   end