diff --git a/.changeset/little-seals-impress.md b/.changeset/little-seals-impress.md
new file mode 100644
index 00000000..b93f7da5
--- /dev/null
+++ b/.changeset/little-seals-impress.md
@@ -0,0 +1,5 @@
+---
+"@opennextjs/cloudflare": patch
+---
+
+fix: nextjs handler not detected in worker
diff --git a/packages/cloudflare/src/cli/build/bundle-server.ts b/packages/cloudflare/src/cli/build/bundle-server.ts
index 52c9e605..6976a453 100644
--- a/packages/cloudflare/src/cli/build/bundle-server.ts
+++ b/packages/cloudflare/src/cli/build/bundle-server.ts
@@ -194,7 +194,7 @@ globalThis.__BUILD_TIMESTAMP_MS__ = ${Date.now()};
   if (isMonorepo) {
     fs.writeFileSync(
       path.join(outputPath, "handler.mjs"),
-      `export * from "./${normalizePath(packagePath)}/handler.mjs";`
+      `export { handler } from "./${normalizePath(packagePath)}/handler.mjs";`
     );
   }