diff --git a/addons/purchase/purchase.py b/addons/purchase/purchase.py
index 4958d5cfc7e..b5e13012257 100644
--- a/addons/purchase/purchase.py
+++ b/addons/purchase/purchase.py
@@ -942,7 +942,7 @@ class purchase_order_line(osv.osv):
             return {'value': {'price_unit': price_unit or 0.0, 'name': name or '', 'product_uom' : uom_id or False}}
         return self.onchange_product_id(cr, uid, ids, pricelist_id, product_id, qty, uom_id,
             partner_id, date_order=date_order, fiscal_position_id=fiscal_position_id, date_planned=date_planned,
-            name=name, price_unit=price_unit, context=context)
+            name=name, price_unit=price_unit, state=state, context=context)
 
     def _get_date_planned(self, cr, uid, supplier_info, date_order_str, lead_time, context=None):
         """Return the datetime value to use as Schedule Date (``date_planned``) for