diff --git a/addons/sale_stock/models/sale_order.py b/addons/sale_stock/models/sale_order.py
index ccdeb94be37..432a4e57a7c 100644
--- a/addons/sale_stock/models/sale_order.py
+++ b/addons/sale_stock/models/sale_order.py
@@ -346,5 +346,5 @@ class SaleOrderLine(models.Model):
             pickings = line.order_id.picking_ids.filtered(lambda p: p.state not in ('done', 'cancel'))
             for picking in pickings:
                 picking.message_post("The quantity of %s has been updated from %d to %d in %s" %
-                                      (line.product_id.name, line.product_uom_qty, values['product_uom_qty'], line.order_id.name))
+                                      (line.product_id.display_name, line.product_uom_qty, values['product_uom_qty'], line.order_id.name))
         super(SaleOrderLine, self)._update_line_quantity(values)