diff --git a/src/runtime/entries/winterjs.ts b/src/runtime/entries/winterjs.ts
index 2bdb11617f..7f1fb1579e 100644
--- a/src/runtime/entries/winterjs.ts
+++ b/src/runtime/entries/winterjs.ts
@@ -54,10 +54,8 @@ async function _handleEvent(event: FetchEvent) {
   }
 }
 
-globalThis._handleEvent = _handleEvent;
-
-addEventListener("fetch", async (event) => {
-  return await globalThis._handleEvent(event as FetchEvent);
+addEventListener("fetch", async (event: FetchEvent) => {
+  event.respondWith(await _handleEvent(event));
 });
 
 // ------------------------------