diff --git a/scripts/buildAdmin.js b/scripts/buildAdmin.js
index 1157a063b..9c77315ef 100644
--- a/scripts/buildAdmin.js
+++ b/scripts/buildAdmin.js
@@ -1,13 +1,14 @@
-const fs = require('fs-extra');
-const Proj = require('./project.json');
 
-const { pack } = require('vitreum');
+import fs   from 'fs-extra';
+import Proj from './project.json' with { type: 'json' };
+import vitreum from 'vitreum';
+const { pack } = vitreum;
+
+import lessTransform  from 'vitreum/transforms/less.js';
+import assetTransform from 'vitreum/transforms/asset.js';
+
 const isDev = !!process.argv.find((arg)=>arg=='--dev');
 
-const lessTransform  = require('vitreum/transforms/less.js');
-const assetTransform = require('vitreum/transforms/asset.js');
-//const Meta = require('vitreum/headtags');
-
 const transforms = {
 	'.less' : lessTransform,
 	'*'     : assetTransform('./build')
@@ -17,7 +18,7 @@ const build = async ({ bundle, render, ssr })=>{
 	const css = await lessTransform.generate({ paths: './shared' });
 	await fs.outputFile('./build/admin/bundle.css', css);
 	await fs.outputFile('./build/admin/bundle.js', bundle);
-	await fs.outputFile('./build/admin/ssr.js', ssr);
+	await fs.outputFile('./build/admin/ssr.cjs', ssr);
 };
 
 fs.emptyDirSync('./build/admin');