diff --git a/build/jslib/x.js b/build/jslib/x.js
index dba5981a..b26e62dc 100644
--- a/build/jslib/x.js
+++ b/build/jslib/x.js
@@ -1,5 +1,5 @@
 /**
- * @license r.js dev2.1 Copyright (c) 2010-2012, The Dojo Foundation All Rights Reserved.
+ * @license r.js 2.1.0 Copyright (c) 2010-2012, The Dojo Foundation All Rights Reserved.
  * Available via the MIT or new BSD license.
  * see: http://github.com/jrburke/requirejs for details
  */
@@ -20,7 +20,7 @@ var requirejs, require, define;
 
     var fileName, env, fs, vm, path, exec, rhinoContext, dir, nodeRequire,
         nodeDefine, exists, reqMain, loadedOptimizedLib, existsForNode,
-        version = 'dev2.1',
+        version = '2.1.0',
         jsSuffixRegExp = /\.js$/,
         commandOption = '',
         useLibLoaded = {},
diff --git a/require.js b/require.js
index f98ae000..eb1cde57 100644
--- a/require.js
+++ b/require.js
@@ -1,5 +1,5 @@
 /** vim: et:ts=4:sw=4:sts=4
- * @license RequireJS dev2.1 Copyright (c) 2010-2012, The Dojo Foundation All Rights Reserved.
+ * @license RequireJS 2.1.0 Copyright (c) 2010-2012, The Dojo Foundation All Rights Reserved.
  * Available via the MIT or new BSD license.
  * see: http://github.com/jrburke/requirejs for details
  */
@@ -12,7 +12,7 @@ var requirejs, require, define;
 (function (global) {
     var req, s, head, baseElement, dataMain, src,
         interactiveScript, currentlyAddingScript, mainScript, subPath,
-        version = 'dev2.1',
+        version = '2.1.0',
         commentRegExp = /(\/\*([\s\S]*?)\*\/|([^:]|^)\/\/(.*)$)/mg,
         cjsRequireRegExp = /[^.]\s*require\s*\(\s*["']([^'"\s]+)["']\s*\)/g,
         jsSuffixRegExp = /\.js$/,