diff --git a/proj/y2t/assets/js/main.js b/proj/y2t/assets/js/main.js
index de71136..3e31c11 100644
--- a/proj/y2t/assets/js/main.js
+++ b/proj/y2t/assets/js/main.js
@@ -45,8 +45,10 @@ Vue.component('copbox',{
 })
 
 let vm = new Vue({
-  data: {
-    loading: false
+  data() {
+    return {
+      loading: false
+    }
   },
   methods: {
     loadingStart(){