diff --git a/src/main/resources/mapper/warehouse/PalletMapper.xml b/src/main/resources/mapper/warehouse/PalletMapper.xml
index c47d9c0..d664361 100644
--- a/src/main/resources/mapper/warehouse/PalletMapper.xml
+++ b/src/main/resources/mapper/warehouse/PalletMapper.xml
@@ -157,8 +157,9 @@
 
     <!-- rqrq - 批量更新托盘为异常状态（根据site+palletId） -->
     <!-- rqrq - 更新栈板为异常状态 -->
+    <!-- 优化：添加 WITH (ROWLOCK) 避免锁升级导致死锁 - rqrq -->
     <update id="updatePalletToErrorStatus">
-        UPDATE pallet
+        UPDATE pallet WITH (ROWLOCK)
         SET calling_flag = 'N',
             location_code = #{errorLocation},
             wcs_location = NULL,