diff --git a/data-room-ui/packages/js/store/state.js b/data-room-ui/packages/js/store/state.js
index 7f949497..db8d4a14 100644
--- a/data-room-ui/packages/js/store/state.js
+++ b/data-room-ui/packages/js/store/state.js
@@ -3,7 +3,7 @@ export const defaultData = {
   // 大屏信息
   pageInfo: {
     className:
-      'com.gccloud.dataroom.core.module.manage.dto.BigScreenPageDTO',
+      'com.gccloud.dataroom.core.module.manage.dto.DataRoomPageDTO',
     id: '',
     name: '测试bigScreen',
     code: '',