diff --git a/FrontendWebApi/ApiControllers/BuildController.cs b/FrontendWebApi/ApiControllers/BuildController.cs
index e0e91ec..5fa1457 100644
--- a/FrontendWebApi/ApiControllers/BuildController.cs
+++ b/FrontendWebApi/ApiControllers/BuildController.cs
@@ -532,6 +532,7 @@ namespace FrontendWebApi.ApiControllers
                                     left join device_master dm ON d.device_building_tag = dm.device_building_tag 
                                                               AND d.device_name_tag = dm.device_name_tag
                                     left join device_item di ON d.device_name_tag = di.device_name_tag 
+                                                              AND di.device_building_tag = '{post.building_tag}'
                                                               AND di.deleted = 0 
                                                               AND di.is_show_riserDiagram = 1
                                     left join floor f on d.device_floor_tag = f.full_name and f.deleted = 0