diff --git a/IPython/html/static/base/js/namespace.js b/IPython/html/static/base/js/namespace.js
index 2fa2d1e5c..291e113c9 100644
--- a/IPython/html/static/base/js/namespace.js
+++ b/IPython/html/static/base/js/namespace.js
@@ -4,6 +4,6 @@
 var IPython = IPython || {};
 define([], function(){
     "use strict";
-    IPython.version = "3.0.0-b1";
+    IPython.version = "3.0.0-dev";
     return IPython;
 });