diff --git a/src/compat.ts b/src/compat.ts
index 83c4278382..90ae7aa0bf 100644
--- a/src/compat.ts
+++ b/src/compat.ts
@@ -1,6 +1,6 @@
 import fetch from 'node-fetch'
 import { resolve } from 'upath'
-import { readFile, writeFile } from 'fs-extra'
+import { move, readFile, writeFile } from 'fs-extra'
 import { build, generate, prepare } from './build'
 import { getNitroContext, NitroContext } from './context'
 import { createDevServer } from './server/dev'
@@ -78,7 +78,9 @@ export default function nuxt2CompatModule () {
   // Generate mjs resources
   nuxt.hook('build:compiled', async ({ name }) => {
     if (name === 'server') {
-      await writeFile(resolve(nuxt.options.buildDir, 'dist/server/server.mjs'), 'export { default } from "./server.js"', 'utf8')
+      const jsServerEntry = resolve(nuxt.options.buildDir, 'dist/server/server.js')
+      await move(jsServerEntry, jsServerEntry.replace(/.js$/, '.cjs'))
+      await writeFile(jsServerEntry.replace(/.js$/, '.mjs'), 'export { default } from "./server.cjs"', 'utf8')
     } else if (name === 'client') {
       const manifest = await readFile(resolve(nuxt.options.buildDir, 'dist/server/client.manifest.json'), 'utf8')
       await writeFile(resolve(nuxt.options.buildDir, 'dist/server/client.manifest.mjs'), 'export default ' + manifest, 'utf8')
diff --git a/src/rollup/config.ts b/src/rollup/config.ts
index 0a119cd368..8556430a3e 100644
--- a/src/rollup/config.ts
+++ b/src/rollup/config.ts
@@ -163,7 +163,10 @@ export const getRollupConfig = (nitroContext: NitroContext) => {
     inline: nitroContext.node === false || nitroContext.inlineDynamicImports,
     globbyOptions: {
       ignore: [
-        'server.js'
+        'client.manifest.mjs',
+        'server.cjs',
+        'server.mjs',
+        'server.manifest.mjs'
       ]
     }
   }))
diff --git a/src/rollup/plugins/dynamic-require.ts b/src/rollup/plugins/dynamic-require.ts
index 758907f2ba..7182ff4747 100644
--- a/src/rollup/plugins/dynamic-require.ts
+++ b/src/rollup/plugins/dynamic-require.ts
@@ -53,7 +53,7 @@ export function dynamicRequire ({ dir, globbyOptions, inline }: Options): Plugin
       }
 
       // Scan chunks
-      const files = await globby('**/*.js', { cwd: dir, absolute: false, ...globbyOptions })
+      const files = await globby('**/*.{cjs,mjs,js}', { cwd: dir, absolute: false, ...globbyOptions })
       const chunks = files.map(id => ({
         id,
         src: resolve(dir, id).replace(/\\/g, '/'),