diff --git a/app/cross_evaluate_worker.py b/app/cross_evaluate_worker.py
index 12eb533..ba55d47 100644
--- a/app/cross_evaluate_worker.py
+++ b/app/cross_evaluate_worker.py
@@ -159,7 +159,11 @@ def query_cross_delay_info_controller(params):
         'ledger_info': cross_ledger_info,
         'next_cross_info': next_cross_info
     }
-    if params.get('excel') == 1:
+    excel = check_param(params, 'excel')
+    if not excel:
+        excel = 0
+    excel = int(excel)
+    if excel == 1:
         return query_cross_delay_info_controller_export_excel(road_flow_delay_infos, road_flow_turn_rate)
     
     return json.dumps(res, ensure_ascii=False)