diff --git a/addons/base_synchro/base_synchro_obj.py b/addons/base_synchro/base_synchro_obj.py
index b364566be1a..64fad4cd687 100755
--- a/addons/base_synchro/base_synchro_obj.py
+++ b/addons/base_synchro/base_synchro_obj.py
@@ -66,6 +66,10 @@ class base_synchro_obj(osv.osv):
     #
     # Return a list of changes: [ (date, id) ]
     #
+
+    def get_ids(self, cr, uid, object, dt, domain=[], context={}):
+        return self._get_ids(cr, uid, object, dt, domain, context)
+
     def _get_ids(self, cr, uid, object, dt, domain=[], context={}):
         result = []
         if dt: