diff --git a/addons/purchase/stock.py b/addons/purchase/stock.py
index d1d2683bb0c..5799d7287e0 100644
--- a/addons/purchase/stock.py
+++ b/addons/purchase/stock.py
@@ -151,6 +151,6 @@ class stock_warehouse(osv.osv):
 
     def change_route(self, cr, uid, ids, warehouse, new_reception_step=False, new_delivery_step=False, context=None):
         res = super(stock_warehouse, self).change_route(cr, uid, ids, warehouse, new_reception_step=new_reception_step, new_delivery_step=new_delivery_step, context=context)
-        if warehouse.wh_input_stock_loc_id != warehouse.buy_pull_rule_id.id.location_id:
-            self.pool.get('procurement.rule').write(cr, uid, warehouse.buy_pull_rule_id.id, {'location_id': warehouse.wh_input_stock_loc_id.id}, context=context)
+        if warehouse.wh_input_stock_loc_id != warehouse.buy_pull_id.id.location_id:
+            self.pool.get('procurement.rule').write(cr, uid, warehouse.buy_pull_id.id, {'location_id': warehouse.wh_input_stock_loc_id.id}, context=context)
         return res