diff --git a/index.html b/index.html
index 7afa9c5..247f3c6 100644
--- a/index.html
+++ b/index.html
@@ -5,7 +5,7 @@
 <!-- Copyright 2022-2023 Inference -->
 <!-- SPDX-License-Identifier: BSD-3-Clause-Clear -->
 
-<!-- Version: 0.4.0.8 -->
+<!-- Version: 0.5.0.9 -->
 
 
 <html>
@@ -27,6 +27,7 @@
 		<div><a href="contact.html">Contact</a></div>
 		<div><a href="blog.html">Blog</a></div>
 		<div><a href="source.html">Source</a></div>
+		<div><a href="key.html">Key</a></div>
 </div>
 
 <body>
