diff --git a/src/views/lecturer/CoachingSuccess.vue b/src/views/lecturer/CoachingSuccess.vue
index ffd9116b..dc8ea684 100644
--- a/src/views/lecturer/CoachingSuccess.vue
+++ b/src/views/lecturer/CoachingSuccess.vue
@@ -14,7 +14,7 @@ export default {
         orgName: ''
       },
       progressData: {},
-      fileBaseUrl: process.env.VUE_APP_FILE_BASE_URL,
+      fileBaseUrl: process.env.VUE_APP_BOE_MOBILE_URL,
       disabled: false,
       statusInfo: '',
       teacherInfo:''