diff --git a/doxygenConfig b/doxygenConfig
index f4aa594a9a2b3..c8ead091fd4fc 100644
--- a/doxygenConfig
+++ b/doxygenConfig
@@ -3,7 +3,7 @@
 #---------------------------------------------------------------------------
 DOXYFILE_ENCODING      = UTF-8
 PROJECT_NAME           = MongoDB
-PROJECT_NUMBER         = 2.3.2
+PROJECT_NUMBER         = 2.4.0-rc0
 OUTPUT_DIRECTORY       = docs/doxygen
 CREATE_SUBDIRS         = NO
 OUTPUT_LANGUAGE        = English
diff --git a/rpm/mongo.spec b/rpm/mongo.spec
index 90799017188e6..7610f421e9636 100755
--- a/rpm/mongo.spec
+++ b/rpm/mongo.spec
@@ -1,7 +1,7 @@
 Name: mongo-10gen
 Conflicts: mongo, mongo-10gen-unstable
 Obsoletes: mongo-stable
-Version: 2.2.0
+Version: 2.4.0
 Release: mongodb_1%{?dist}
 Summary: mongo client shell and tools
 License: AGPL 3.0
diff --git a/src/mongo/util/version.cpp b/src/mongo/util/version.cpp
index 974c27e0deec6..34ff0cf3b1332 100644
--- a/src/mongo/util/version.cpp
+++ b/src/mongo/util/version.cpp
@@ -47,7 +47,7 @@ namespace mongo {
      *      1.2.3-rc4-pre-
      * If you really need to do something else you'll need to fix _versionArray()
      */
-    const char versionString[] = "2.3.3-pre-";
+    const char versionString[] = "2.4.0-rc0";
 
     // See unit test for example outputs
     static BSONArray _versionArray(const char* version){