diff --git a/util/risuUserscript.user.js b/util/risuUserscript.user.js
index 72a55165..e647e9e5 100644
--- a/util/risuUserscript.user.js
+++ b/util/risuUserscript.user.js
@@ -8,4 +8,4 @@
 // @connect     *
 // ==/UserScript==
 
-window.fetchWithUSFetch = GM_fetch
\ No newline at end of file
+unsafeWindow.fetchWithUSFetch = GM_fetch
\ No newline at end of file