diff --git a/rhodecode/controllers/admin/users_groups.py b/rhodecode/controllers/admin/users_groups.py
--- a/rhodecode/controllers/admin/users_groups.py
+++ b/rhodecode/controllers/admin/users_groups.py
@@ -295,7 +295,7 @@ class UsersGroupsController(BaseControll
             Session().commit()
         except Exception:
             log.error(traceback.format_exc())
-            h.flash(_('An error occurred during deletion of group user'),
+            h.flash(_('An error occurred during revoking of permission'),
                     category='error')
             raise HTTPInternalServerError()