diff --git a/src/header.tpl.htm b/src/header.tpl.htm
index 77b7cbc..4660a5e 100644
--- a/src/header.tpl.htm
+++ b/src/header.tpl.htm
@@ -24,7 +24,7 @@
           <li><a href="/talks">Talks</a></li>
           <li><a href="/projects">Projects</a></li>
           <li><a href="/papers">Papers</a></li>
-          <li><a href="//social.mikegerwitz.com/" title="My GNU Social Instance">Social</a></li>
+          <li><a href="//mastodon.mikegerwitz.com/" title="My Mastodon Instance">Social</a></li>
         </ul>
       </nav>
     </header>