diff --git a/src/main/java/com/yn/bftl/thirdparty/modules/u8/service/impl/U8ShippingServiceImpl.java b/src/main/java/com/yn/bftl/thirdparty/modules/u8/service/impl/U8ShippingServiceImpl.java
index 9e35774..4e8a1d4 100644
--- a/src/main/java/com/yn/bftl/thirdparty/modules/u8/service/impl/U8ShippingServiceImpl.java
+++ b/src/main/java/com/yn/bftl/thirdparty/modules/u8/service/impl/U8ShippingServiceImpl.java
@@ -53,7 +53,7 @@
             log.error("账套号不存在");
             throw new YnceErrorException("账套号不存在");
         }
-        Shipping oldShipping = shippingRepository.findFirstByShippingSnAndErpAccountSetAndDeleteState(shippingSynDataDTO.getSn(), erpAccountSet, SyncState.UNSYNCED);
+        Shipping oldShipping = shippingRepository.findFirstByShippingSnAndErpAccountSetAndDeleteState(shippingSynDataDTO.getShippingSn(), erpAccountSet, SyncState.UNSYNCED);
         if (oldShipping != null) {
             log.error("该发货单已同步");
             throw new YnceErrorException("该发货单已同步");