diff --git a/_layouts/default.html b/_layouts/default.html
index cfd0871f..72bcccbf 100644
--- a/_layouts/default.html
+++ b/_layouts/default.html
@@ -243,7 +243,7 @@ <h5><a href="https://www.tira.io/" class="uk-link-heading">TIRA</a></h5>
             <div>
               &copy; {{site.time | date: '%Y'}} <a href="/">Webis Group</a> <span class="uk-padding-small">&bullet;</span>
               <a href="https://github.com/webis-de"><span data-uk-icon="icon: github; ratio:0.8"></span></a> 
-              <a href="https://twitter.com/webis_de"><span data-uk-icon="icon: twitter; ratio:0.9"></span></a> 
+              <a href="https://x.com/webis_de"><span data-uk-icon="icon: x; ratio:0.9"></span></a> 
               <a href="https://www.youtube.com/webis"><span data-uk-icon="icon: youtube; ratio:0.9"></span></a> <span class="uk-padding-small">&bullet;</span>
               <a href="{{ '/people.html' | relative_url }}">Contact</a> <span class="uk-padding-small">&bullet;</span>
               <a href="{{ '/legal.html' | relative_url }}">Impressum / Terms / Privacy</a>