diff --git a/dongjian-dashboard-back-dao/src/main/resources/mappers/ex/DeviceInfoMapperExt.xml b/dongjian-dashboard-back-dao/src/main/resources/mappers/ex/DeviceInfoMapperExt.xml
index 8f1793f..6b5aa8d 100644
--- a/dongjian-dashboard-back-dao/src/main/resources/mappers/ex/DeviceInfoMapperExt.xml
+++ b/dongjian-dashboard-back-dao/src/main/resources/mappers/ex/DeviceInfoMapperExt.xml
@@ -13,7 +13,7 @@
         device_info.device_name,
         device_info.device_sn,
         type.device_category_id categoryId,
-        device_info.retain_alert,
+#         device_info.retain_alert,
         device_info.monitoring_point_name,
         basic_asset_class_big.id monitoringPointCategoryId,
         basic_asset_class_big.class_name as monitoringPointCategoryName,