diff --git a/index.js b/index.js
index 673fb29..10c03af 100755
--- a/index.js
+++ b/index.js
@@ -1,8 +1,8 @@
 const express = require("express");
 const session = require("express-session");
 const { Issuer } = require("openid-client");
+const { createTemplateRenderer } = require("./utils/templates");
 const wol = require("wake_on_lan");
-const { createTemplateRenderer } = require("./utils/templates.jsm");
 
 require("dotenv").config();
 
@@ -68,7 +68,6 @@ let client;
       state,
     });
 
-    // 回傳 JSON 給前端，讓前端負責導向
     res.json({ redirect: url });
   });
 
@@ -109,6 +108,6 @@ let client;
   });
 
   app.listen(PORT, () => {
-    console.log(`wakeup3770 listening at http://localhost:${PORT}`);
+    console.log(`listening at http://localhost:${PORT}`);
   });
 })();
diff --git a/utils/templates.jsm b/utils/templates.js
similarity index 80%
rename from utils/templates.jsm
rename to utils/templates.js
index 8725f18..36dd6f1 100644
--- a/utils/templates.jsm
+++ b/utils/templates.js
@@ -1,7 +1,7 @@
-import fs from "fs";
-import path from "path";
+const fs = require("fs");
+const path = require("path");
 
-export function createTemplateRenderer({
+function createTemplateRenderer({
   baseDir = path.resolve("templates"),
   useCache = true,
 } = {}) {
@@ -26,3 +26,5 @@ export function createTemplateRenderer({
     return html;
   };
 }
+
+module.exports = { createTemplateRenderer };