diff --git a/source_ecommerce_make_shipment.py b/source_ecommerce_make_shipment.py
index 2bf4df1..132107d 100644
--- a/source_ecommerce_make_shipment.py
+++ b/source_ecommerce_make_shipment.py
@@ -468,6 +468,7 @@ class WarehouseShipmentDetailList:
         if set_item in self._item_set:
             for detail in self._details:
                 if detail.itmref+'_'+str(detail.gropri) == set_item:
+                    shipment_subdetail.pcu = detail.sau
                     detail.subdetails.append(shipment_subdetail)
                     return
         self._item_set.add(set_item)