diff --git a/addons/mrp/mrp.py b/addons/mrp/mrp.py
index 1f88ebba5d3..1a106688949 100644
--- a/addons/mrp/mrp.py
+++ b/addons/mrp/mrp.py
@@ -672,7 +672,7 @@ class mrp_production(osv.osv):
 
         for (production_id,name) in self.name_get(cr, uid, ids):
             production = self.browse(cr, uid, production_id)
-            if production.move_prod_id:
+            if production.move_prod_id and production.move_prod_id.location_id.id != production.location_dest_id.id:
                 move_obj.write(cr, uid, [production.move_prod_id.id],
                         {'location_id': production.location_dest_id.id})
             self.action_ready_send_note(cr, uid, [production_id], context)