diff --git a/eslint.config.js b/eslint.config.mjs
similarity index 100%
rename from eslint.config.js
rename to eslint.config.mjs
diff --git a/package.json b/package.json
index 89e6fd4..57fe2d2 100644
--- a/package.json
+++ b/package.json
@@ -10,7 +10,7 @@
     "create": "node ./packages/create-mcfly",
     "cli": "node ./packages/cli",
     "test:cli": "cd packages/cli && pnpm run test",
-    "lint": "eslint . --config eslint.config.js",
+    "lint": "eslint . --config eslint.config.mjs",
     "format": "prettier --write \"./**/*.{js,mjs,json}\"",
     "prepare": "husky"
   },
diff --git a/prettier.config.js b/prettier.config.mjs
similarity index 73%
rename from prettier.config.js
rename to prettier.config.mjs
index dd04dd7..ccf0715 100644
--- a/prettier.config.js
+++ b/prettier.config.mjs
@@ -1,5 +1,3 @@
-// prettier.config.js, .prettierrc.js, prettier.config.mjs, or .prettierrc.mjs
-
 /**
  * @see https://prettier.io/docs/en/configuration.html
  * @type {import("prettier").Config}