Remove headers - not working

www/next.config.js

@@ -1,16 +1,3 @@
 module.exports = {
-  basePath: '/new',
-  async headers() {
-    return [
-      {
-        source: '/(.*?)',
-        headers: [
-          {
-            key: 'X-Frame-Options',
-            value: 'DENY',
-          },
-        ],
-      },
-    ]
-  },
+  basePath: '/new'
 }