diff --git a/.changeset/sweet-chairs-explode.md b/.changeset/sweet-chairs-explode.md
new file mode 100644
index 000000000..6bdc42703
--- /dev/null
+++ b/.changeset/sweet-chairs-explode.md
@@ -0,0 +1,5 @@
+---
+'@cloudflare/next-on-pages': patch
+---
+
+Allow import of `node:*` and `cloudflare:*` in worker custom entrypoint
diff --git a/packages/next-on-pages/src/buildApplication/buildWorkerFile.ts b/packages/next-on-pages/src/buildApplication/buildWorkerFile.ts
index 2d01843cd..076a4d9ca 100644
--- a/packages/next-on-pages/src/buildApplication/buildWorkerFile.ts
+++ b/packages/next-on-pages/src/buildApplication/buildWorkerFile.ts
@@ -109,6 +109,7 @@ export async function buildWorkerFile(
 			outfile: outputFile,
 			allowOverwrite: true,
 			bundle: true,
+			external: ['node:*', 'cloudflare:*'],
 			plugins: [
 				{
 					name: 'custom-entrypoint-import-plugin',