diff --git a/index.js b/index.js
index 8e1ea11..4910ca9 100644
--- a/index.js
+++ b/index.js
@@ -1,5 +1,5 @@
 const currentUrl = window.location.href
 
-var url = new URL(url_string);
+var url = new URL(currentUrl);
 var c = url.searchParams.get("url");
 window.location.href = (c)
\ No newline at end of file