diff --git a/browser.js b/browser.js
index b0c5ec37d9b76ca561a0a5391a07226ebc6a2b48..b61071bb3de94c61e98ffc49d9257c58c5f0c792 100644
--- a/browser.js
+++ b/browser.js
@@ -2,12 +2,7 @@
 "use strict"
 
 /*eslint-disable @mysticatea/prettier */
-const { AbortController, AbortSignal } =
-    typeof self !== "undefined" ? self :
-    typeof window !== "undefined" ? window :
-    /* otherwise */ undefined
+const { AbortController } = globalThis;
 /*eslint-enable @mysticatea/prettier */
 
-module.exports = AbortController
-module.exports.AbortSignal = AbortSignal
-module.exports.default = AbortController
+module.exports = { AbortController }