diff --git a/openerp/addons/base/ir/ir_translation.py b/openerp/addons/base/ir/ir_translation.py
index 813ab514b0f..9677288dee5 100644
--- a/openerp/addons/base/ir/ir_translation.py
+++ b/openerp/addons/base/ir/ir_translation.py
@@ -189,7 +189,7 @@ class ir_translation(osv.osv):
         result = super(ir_translation, self).write(cursor, user, ids, vals, context=context)
         for trans_obj in self.read(cursor, user, ids, ['name','type','res_id','src','lang'], context=context):
             self._get_source.clear_cache(self, user, trans_obj['name'], trans_obj['type'], trans_obj['lang'], trans_obj['src'])
-            self._get_ids.clear_cache(self, user, trans_obj['name'], trans_obj['type'], trans_obj['lang'], [trans_obj['res_id']])
+            self._get_ids.clear_cache(self, user, trans_obj['name'], trans_obj['type'], trans_obj['lang'], trans_obj['res_id'])
         return result
 
     def unlink(self, cursor, user, ids, context=None):