diff --git a/src/preload.ts b/src/preload.ts
index 0b8c68e2e4..71c601c2fa 100644
--- a/src/preload.ts
+++ b/src/preload.ts
@@ -20,9 +20,6 @@
  */
 
 import fetch from "node-fetch";
-import AbortController from "abort-controller";
-
-window.AbortController = AbortController;
 
 export {
   fetch