diff --git a/packages/vite-node/package.json b/packages/vite-node/package.json
index 855ae2b8a0ae..c164d1dd69a0 100644
--- a/packages/vite-node/package.json
+++ b/packages/vite-node/package.json
@@ -1,6 +1,5 @@
 {
   "name": "vite-node",
-  "type": "module",
   "version": "0.13.1",
   "description": "Vite as Node.js runtime",
   "author": "Anthony Fu <anthonyfu117@hotmail.com>",
@@ -19,26 +18,26 @@
     ".": {
       "types": "./dist/index.d.ts",
       "require": "./dist/index.cjs",
-      "import": "./dist/index.js"
+      "import": "./dist/index.mjs"
     },
     "./client": {
       "types": "./dist/client.d.ts",
       "require": "./dist/client.cjs",
-      "import": "./dist/client.js"
+      "import": "./dist/client.mjs"
     },
     "./server": {
       "types": "./dist/server.d.ts",
       "require": "./dist/server.cjs",
-      "import": "./dist/server.js"
+      "import": "./dist/server.mjs"
     },
     "./utils": {
       "types": "./dist/utils.d.ts",
       "require": "./dist/utils.cjs",
-      "import": "./dist/utils.js"
+      "import": "./dist/utils.mjs"
     }
   },
-  "main": "./dist/index.js",
-  "module": "./dist/index.js",
+  "main": "./dist/index.mjs",
+  "module": "./dist/index.mjs",
   "types": "./dist/index.d.ts",
   "typesVersions": {
     "*": {
diff --git a/packages/vite-node/rollup.config.js b/packages/vite-node/rollup.config.js
index 53f42bac166f..ab44d5e95134 100644
--- a/packages/vite-node/rollup.config.js
+++ b/packages/vite-node/rollup.config.js
@@ -4,6 +4,7 @@ import resolve from '@rollup/plugin-node-resolve'
 import commonjs from '@rollup/plugin-commonjs'
 import json from '@rollup/plugin-json'
 import alias from '@rollup/plugin-alias'
+import { defineConfig } from 'rollup'
 import pkg from './package.json'
 
 const entries = {
@@ -46,13 +47,14 @@ function onwarn(message) {
   console.error(message)
 }
 
-export default () => [
+export default defineConfig([
   {
     input: entries,
     output: {
       dir: 'dist',
       format: 'esm',
-      entryFileNames: '[name].js',
+      entryFileNames: '[name].mjs',
+      chunkFileNames: 'chunk-[name].mjs',
     },
     external,
     plugins,
@@ -64,6 +66,7 @@ export default () => [
       dir: 'dist',
       format: 'cjs',
       entryFileNames: '[name].cjs',
+      chunkFileNames: 'chunk-[name].cjs',
     },
     external,
     plugins,
@@ -82,4 +85,4 @@ export default () => [
     ],
     onwarn,
   },
-]
+])
diff --git a/packages/vite-node/vite-node.mjs b/packages/vite-node/vite-node.mjs
index 7dbd831109f5..38bbdf5da787 100755
--- a/packages/vite-node/vite-node.mjs
+++ b/packages/vite-node/vite-node.mjs
@@ -1,2 +1,2 @@
 #!/usr/bin/env node
-import('./dist/cli.js')
+import('./dist/cli.mjs')