diff --git a/stock.py b/stock.py
index 9aa28cef9a..c56c159f5f 100644
--- a/stock.py
+++ b/stock.py
@@ -33,6 +33,7 @@ class Package(metaclass=PoolMeta):
             default = {}
         else:
             default = default.copy()
+        default.setdefault('sendcloud_shipping_id')
         default.setdefault('sendcloud_shipping_tracking_url')
         return super().copy(packages, default=default)