diff --git a/coolstore-partner-webb/src/main/java/com/cool/store/controller/ExhibitionController.java b/coolstore-partner-webb/src/main/java/com/cool/store/controller/ExhibitionController.java
index bfaf8a83b..309cf38f2 100644
--- a/coolstore-partner-webb/src/main/java/com/cool/store/controller/ExhibitionController.java
+++ b/coolstore-partner-webb/src/main/java/com/cool/store/controller/ExhibitionController.java
@@ -101,7 +101,7 @@ public class ExhibitionController {
     public ResponseResult getExhibitionLineList(@RequestParam(required = true,value = "exhibitionId") Integer exhibitionId,
                                                 @RequestParam(required = false,value = "participationStatus") Integer participationStatus,
                                                 @RequestParam(required = false,value = "partnerId") String partnerId,
-                                                @RequestParam(required = false,value = "PageSize"  ,defaultValue = "10") Integer pageSize,
+                                                @RequestParam(required = false,value = "pageSize"  ,defaultValue = "10") Integer pageSize,
                                                 @RequestParam(required = false,value = "pageNum",defaultValue = "1") Integer pageNum)  {
         LoginUserInfo user = CurrentUserHolder.getUser();
         return ResponseResult.success(exhibitionService.getExhibitionLineList(exhibitionId,participationStatus,partnerId,pageSize,pageNum,user.getUserId()));