diff --git a/project/SparkBuild.scala b/project/SparkBuild.scala
index 3830021aed84fe33d4ef7031e2a16e20eba5c411..3ce6a086c1686ef407623a41d31554d0c2f1e192 100644
--- a/project/SparkBuild.scala
+++ b/project/SparkBuild.scala
@@ -20,7 +20,7 @@ object SparkBuild extends Build {
 
   def sharedSettings = Defaults.defaultSettings ++ Seq(
     organization := "org.spark-project",
-    version := "0.6.0-SNAPSHOT",
+    version := "0.5.1-SNAPSHOT",
     scalaVersion := "2.9.1",
     scalacOptions := Seq(/*"-deprecation",*/ "-unchecked", "-optimize"), // -deprecation is too noisy due to usage of old Hadoop API, enable it once that's no longer an issue
     unmanagedJars in Compile <<= baseDirectory map { base => (base / "lib" ** "*.jar").classpath },
diff --git a/repl/src/main/scala/spark/repl/SparkILoop.scala b/repl/src/main/scala/spark/repl/SparkILoop.scala
index 935790a09154b897e1944d57967e280032579d82..b3af4b1e20e5b7396bf20eec63d21834efbc0ec8 100644
--- a/repl/src/main/scala/spark/repl/SparkILoop.scala
+++ b/repl/src/main/scala/spark/repl/SparkILoop.scala
@@ -200,7 +200,7 @@ class SparkILoop(in0: Option[BufferedReader], val out: PrintWriter, val master:
       ____              __  
      / __/__  ___ _____/ /__
     _\ \/ _ \/ _ `/ __/  '_/
-   /___/ .__/\_,_/_/ /_/\_\   version 0.6.0-SNAPSHOT
+   /___/ .__/\_,_/_/ /_/\_\   version 0.5.1-SNAPSHOT
       /_/                  
 """)
     import Properties._