diff --git a/addons/project_mrp/project_procurement.py b/addons/project_mrp/project_procurement.py
index 57a23137b18..f9e03657e67 100644
--- a/addons/project_mrp/project_procurement.py
+++ b/addons/project_mrp/project_procurement.py
@@ -91,11 +91,8 @@ class procurement_order(osv.osv):
         for procurement in self.browse(cr, uid, ids, context=context):
             body = _("Task created")
             self.message_post(cr, uid, [procurement.id], body=body, context=context)
-            if procurement.sale_line_id:
-                sale_order_line = self.pool.get('sale.order.line')
-                for saleorder_line in sale_order_line.browse(cr, uid, [procurement.sale_line_id.id], context=context):
-                    sale_order_obj = self.pool.get('sale.order')
-                    sale_order_obj.message_post(cr, uid, [saleorder_line.order_id], body=body, context=context)
+            if procurement.sale_line_id and procurement.sale_line_id.order_id:
+              procurement.sale_line_id.order_id.message_post(body=body)
 
 procurement_order()