diff --git a/addons/auth_oauth/res_users.py b/addons/auth_oauth/res_users.py
index 1aa86ba2d50..58198a24338 100644
--- a/addons/auth_oauth/res_users.py
+++ b/addons/auth_oauth/res_users.py
@@ -10,6 +10,9 @@ from openerp.addons.auth_signup.res_users import SignupError
 from openerp.osv import osv, fields
 from openerp import SUPERUSER_ID
 
+from openerp.addons.base.res import res_users
+res_users.USER_PRIVATE_FIELDS.append('oauth_access_token')
+
 _logger = logging.getLogger(__name__)
 
 class res_users(osv.Model):