diff --git a/config.example.js b/config.example.js
index ed6ce7dbf..749fe4793 100644
--- a/config.example.js
+++ b/config.example.js
@@ -18,7 +18,7 @@ module.exports = {
     httpHeaders: {
         "X-XSS-Protection": "1; mode=block",
         "X-Content-Type-Options": "nosniff",
-        // 'X-Frame-Options': 'SAMEORIGIN',
+        'X-Frame-Options': 'SAMEORIGIN',
     },
 
     contentSecurity: [