diff --git a/bin/create-eslint-config.js b/bin/create-eslint-config.js
index 3dc6bfe..a6cc50c 100644
--- a/bin/create-eslint-config.js
+++ b/bin/create-eslint-config.js
@@ -205,7 +205,7 @@ const lintCommand = packageManager === 'npm' ? 'npm run lint' : `${packageManage
 
 console.info(
   '\n' +
-  `${bold(yellow('package.json'))} and ${bold(blue('eslint.config.mjs'))} have been updated.\n` +
+  `${bold(yellow('package.json'))} and ${bold(blue('eslint.config.js'))} have been updated.\n` +
   `Now please run ${bold(green(installCommand))} to re-install the dependencies.\n` +
   `Then you can run ${bold(green(lintCommand))} to lint your files.`
 )
diff --git a/index.js b/index.js
index 694ef3c..e31ecc1 100644
--- a/index.js
+++ b/index.js
@@ -83,8 +83,8 @@ export default function createConfig({
   }
 
   const files = {
-    'eslint.config.mjs': renderEjsFile(
-      './templates/eslint.config.mjs.ejs',
+    'eslint.config.js': renderEjsFile(
+      './templates/eslint.config.js.ejs',
       templateData,
     ),
     '.editorconfig': renderEjsFile(
diff --git a/templates/eslint.config.mjs.ejs b/templates/eslint.config.js.ejs
similarity index 100%
rename from templates/eslint.config.mjs.ejs
rename to templates/eslint.config.js.ejs