diff --git a/dongjian-dashboard-back-dao/src/main/resources/mappers/ex/MonitoringPointCategoryGroupMapperExt.xml b/dongjian-dashboard-back-dao/src/main/resources/mappers/ex/MonitoringPointCategoryGroupMapperExt.xml
index f7d00bf..f5f8838 100644
--- a/dongjian-dashboard-back-dao/src/main/resources/mappers/ex/MonitoringPointCategoryGroupMapperExt.xml
+++ b/dongjian-dashboard-back-dao/src/main/resources/mappers/ex/MonitoringPointCategoryGroupMapperExt.xml
@@ -67,7 +67,7 @@
             mpc.company_id,
             mpc.thumbnail_normal_base64,
             mpc.thumbnail_alarm_base64,
-            mpc.thumbnail_dis_base64,
+
             mpc.`name`,
             mpc.remark
         FROM