diff --git a/coolstore-partner-service/src/main/java/com/cool/store/service/impl/LineServiceImpl.java b/coolstore-partner-service/src/main/java/com/cool/store/service/impl/LineServiceImpl.java
index 42054ec45..42f411f6a 100644
--- a/coolstore-partner-service/src/main/java/com/cool/store/service/impl/LineServiceImpl.java
+++ b/coolstore-partner-service/src/main/java/com/cool/store/service/impl/LineServiceImpl.java
@@ -646,8 +646,10 @@ public class LineServiceImpl implements LineService {
         if (lineInfo == null) {
             throw new ServiceException(ErrorCodeEnum.LINE_ID_IS_NOT_EXIST);
         }
-        lineInfo.setRegionId(regionId);
-        lineInfo.setUpdateTime(new Date());
+        LineInfoDO lineInfoDO = new LineInfoDO();
+        lineInfoDO.setId(lineId);
+        lineInfoDO.setRegionId(regionId);
+        lineInfoDO.setUpdateTime(new Date());
         return lineInfoDAO.updateLineInfo(lineInfo);
     }