diff --git a/src/header.html b/src/header.html
index 23c8233..c4ad49b 100644
--- a/src/header.html
+++ b/src/header.html
@@ -2,7 +2,9 @@
     <nav>
         <a href="/" id="logo">unixtime.app</a>
         <a href="https://www.v01.io/categories/unixtime.app/"
-            target="_blank">About</a>
+            target="_blank">About</a><a
+            href="https://github.com/klausbreyer/unixtime.app"
+            target="_blank">Contribute</a>
         <p>&copy;<a href="https://v01.io" target="_blank">Klaus Breyer</a></p>
     </nav>
 </header>