diff --git a/sf_manufacturing/models/stock.py b/sf_manufacturing/models/stock.py
index 6506cc1a..8c202e6f 100644
--- a/sf_manufacturing/models/stock.py
+++ b/sf_manufacturing/models/stock.py
@@ -672,8 +672,8 @@ class StockPicking(models.Model):
                     'partner_id': self.partner_id.id,
                 })
                 move_dest_id = False
-                # 如果当前工单是是制造订单的最后一个工单
-                if workorder == item.workorder_ids[-1]:
+                # 如果当前工单是是制造订单的最后一个工艺外协工单
+                if workorder == next((workorder for workorder in reversed(item.workorder_ids) if workorder.is_subcontract), None):
                     move_dest_id = item.move_raw_ids[0].id
                 else:
                     # 从sorted_workorders中找到上一工单的move