diff --git a/src/utils/backToBase.js b/src/utils/backToBase.js
index 147b4b9..5309270 100644
--- a/src/utils/backToBase.js
+++ b/src/utils/backToBase.js
@@ -4,7 +4,7 @@
 import { tools } from "@cqsjjb/jjb-common-lib";
 
 export function backToBase() {
-  if(!tools.inIframe()){
+  if(window.opener){
     window.close();
   }
   setTimeout(() => {