diff --git a/pages/activity_detail/activity_detail.js b/pages/activity_detail/activity_detail.js
index 9224fed..13a6c5c 100644
--- a/pages/activity_detail/activity_detail.js
+++ b/pages/activity_detail/activity_detail.js
@@ -105,7 +105,7 @@ Page({
             groupNo: data.response.groupNo == undefined ? that.data.groupNo : data.response.groupNo,
             memberList: data.response.memberList == undefined ? [] : data.response.memberList,
             groupStatus: data.response.status,
-            currentMemberType: that.data.currentMemberType == undefined ? -1 : data.response.currentMemberType,
+            currentMemberType: data.response.currentMemberType== undefined ? -1 : data.response.currentMemberType,
             countdownSec: data.response.countdownSec,
           }); 
           let activityContent = data.response.activityContent;