diff --git a/src/messenger/webim/js/compiled/default/models/user.js b/src/messenger/webim/js/compiled/default/models/user.js
index 13247b8a..0e17dc79 100644
--- a/src/messenger/webim/js/compiled/default/models/user.js
+++ b/src/messenger/webim/js/compiled/default/models/user.js
@@ -5,4 +5,4 @@
  Copyright (c) 2005-2011 Mibew Messenger Community
  License: http://mibew.org/license.php
 */
-(function(a,b){a.Models.User=b.Model.extend({defaults:{isAgent:!1,name:""}})})(Mibew,Backbone);
+(function(a){a.Models.User=a.Models.Base.extend({defaults:{isAgent:!1,name:""}})})(Mibew);
diff --git a/src/messenger/webim/js/source/default/models/user.js b/src/messenger/webim/js/source/default/models/user.js
index c2d233b8..42ef4acc 100644
--- a/src/messenger/webim/js/source/default/models/user.js
+++ b/src/messenger/webim/js/source/default/models/user.js
@@ -6,12 +6,12 @@
  * License: http://mibew.org/license.php
  */
 
-(function(Mibew, Backbone) {
+(function(Mibew) {
 
     /**
      * @class Represents an user
      */
-    Mibew.Models.User = Backbone.Model.extend(
+    Mibew.Models.User = Mibew.Models.Base.extend(
         /** @lends Mibew.Models.User.prototype */
         {
             /**
@@ -35,4 +35,4 @@
         }
     );
 
-})(Mibew, Backbone);
\ No newline at end of file
+})(Mibew);
\ No newline at end of file