diff --git a/FrontendWebApi/ApiControllers/OperationController.cs b/FrontendWebApi/ApiControllers/OperationController.cs
index 25e0e1d..ea4ae71 100644
--- a/FrontendWebApi/ApiControllers/OperationController.cs
+++ b/FrontendWebApi/ApiControllers/OperationController.cs
@@ -100,7 +100,7 @@ namespace FrontendWebApi.ApiControllers
         /// </summary>
         /// <returns></returns>
         [HttpPost]
-        public async Task<ApiResult<List<BuildingList>>> AreaList([FromBody] BuildingList b)
+        public async Task<ApiResult<List<BuildingList>>> AreaList()
         {
             ApiResult<List<BuildingList>> apiResult = new ApiResult<List<BuildingList>>();
             List<BuildingList> bl = new List<BuildingList>();
@@ -109,7 +109,7 @@ namespace FrontendWebApi.ApiControllers
             {
                 var sqlString = @$"select system_value as device_area_tag, system_key as area_name from variable where system_type = 'area' and deleted = 0";
 
-                bl = await backendRepository.GetAllAsync<BuildingList>(sqlString, new { @main_system_tag = b.main_system_tag, @sub_system_tag = b.sub_system_tag });
+                bl = await backendRepository.GetAllAsync<BuildingList>(sqlString, null);
 
                 apiResult.Code = "0000";
                 apiResult.Data = bl;