diff --git a/packages/lesspass-site/index.html b/packages/lesspass-site/index.html
index 9ab6364..0c3f3b7 100644
--- a/packages/lesspass-site/index.html
+++ b/packages/lesspass-site/index.html
@@ -4,6 +4,7 @@
     <meta charset="utf-8" />
     <title>LessPass</title>
     <meta http-equiv="X-UA-Compatible" content="IE=edge,chrome=1" />
+    <meta http-equiv="X-Frame-Options" content="deny">
     <meta
       name="viewport"
       content="width=device-width, initial-scale=1.0, maximum-scale=1.0, user-scalable=no"