diff --git a/openerp/addons/base/res/res_users.py b/openerp/addons/base/res/res_users.py
index 5871855f0a0..3a7d1cf3579 100644
--- a/openerp/addons/base/res/res_users.py
+++ b/openerp/addons/base/res/res_users.py
@@ -127,7 +127,6 @@ class res_users(osv.osv):
         used to store the data related to the partner: lang, name, address,
         avatar, ... The user model is now dedicated to technical data.
     """
-    __admin_ids = {}
     __uid_cache = {}
     _inherits = {
         'res.partner': 'partner_id',