diff --git a/addons/delivery/models/stock_picking.py b/addons/delivery/models/stock_picking.py
index 2b96f84b099..88a7ec41610 100644
--- a/addons/delivery/models/stock_picking.py
+++ b/addons/delivery/models/stock_picking.py
@@ -225,7 +225,7 @@ class StockPicking(models.Model):
                 delivery_line[0].write({
                     'price_unit': carrier_price,
                     # remove the estimated price from the description
-                    'name': sale_order.carrier_id.with_context(lang=self.partner_id.lang).name,
+                    'name': self.carrier_id.with_context(lang=self.partner_id.lang).name,
                 })
 
     def open_website_url(self):