diff --git a/eslint.config.mjs b/eslint.config.js
similarity index 84%
rename from eslint.config.mjs
rename to eslint.config.js
index f96f779..cde726d 100644
--- a/eslint.config.mjs
+++ b/eslint.config.js
@@ -4,7 +4,7 @@ import pluginPrettier from 'eslint-plugin-prettier/recommended';
 
 export default [
   {
-    files: ['**/*.{js,mjs}'],
+    files: ['**/*.js'],
     languageOptions: {
       globals: {
         ...globals.node,
@@ -18,4 +18,7 @@ export default [
   },
   pluginJs.configs.recommended,
   pluginPrettier,
+  {
+    ignores: ['node_modules/*', 'dist/*'],
+  },
 ];
diff --git a/package.json b/package.json
index a3d0bbf..6af8e38 100644
--- a/package.json
+++ b/package.json
@@ -4,12 +4,13 @@
   "author": "Ghostery GmbH.",
   "description": "Converts urlfilters to DNR format",
   "license": "GPL-3.0",
+  "type": "module",
   "scripts": {
     "build": "bun ./scripts/build.js",
     "serve": "bun --watch scripts/serve.js",
     "test.unit": "bun test test/unit",
     "test.e2e": "playwright test test/e2e/index.spec.js",
-    "lint": "eslint src/ scripts/ test/ *.{js,mjs}"
+    "lint": "eslint"
   },
   "dependencies": {
     "@adguard/scriptlets": "^1.12.1",