diff --git a/akka-core/src/main/scala/config/Config.scala b/akka-core/src/main/scala/config/Config.scala
index 898400863a..ba1e8cb056 100644
--- a/akka-core/src/main/scala/config/Config.scala
+++ b/akka-core/src/main/scala/config/Config.scala
@@ -16,7 +16,7 @@ class ConfigurationException(message: String) extends RuntimeException(message)
  * @author <a href="http://jonasboner.com">Jonas Bon&#233;r</a>
  */
 object Config extends Logging {
-  val VERSION = "0.9.1"
+  val VERSION = "0.10-SNAPSHOT"
 
   // Set Multiverse options for max speed
   System.setProperty("org.multiverse.MuliverseConstants.sanityChecks", "false")
diff --git a/config/akka-reference.conf b/config/akka-reference.conf
index 7db9c9cdda..04ba26798d 100644
--- a/config/akka-reference.conf
+++ b/config/akka-reference.conf
@@ -15,7 +15,7 @@
 </log>
 
 <akka>
-  version = "0.9.1"
+  version = "0.10-SNAPSHOT"
 
   # FQN (Fully Qualified Name) to the class doing initial active object/actor
   # supervisor bootstrap, should be defined in default constructor
diff --git a/project/build.properties b/project/build.properties
index 39f7bc662d..060f9af2b5 100644
--- a/project/build.properties
+++ b/project/build.properties
@@ -1,6 +1,6 @@
 project.organization=se.scalablesolutions.akka
 project.name=akka
-project.version=0.9.1
+project.version=0.10-SNAPSHOT
 scala.version=2.8.0.RC3
 sbt.version=0.7.4
 def.scala.version=2.7.7