diff --git a/source/conf.py b/source/conf.py
index 63e92eb..67e16b8 100644
--- a/source/conf.py
+++ b/source/conf.py
@@ -123,7 +123,8 @@ html_theme_options = {
         ('solid', 'building', 'BCE 0756.741.342', 'https://kbopub.economie.fgov.be/kbopub/toonondernemingps.html?ondernemingsnummer=756741342'),
         ('solid', 'receipt', 'TVA BE0756741342', 'https://kbopub.economie.fgov.be/kbopub/toonondernemingps.html?ondernemingsnummer=756741342'),
         ('solid', 'books', 'KBR Éditeur 15066', 'https://www.kbr.be'),
-        ('brands', 'twitter', 'twitter', 'http://twitter.com/@nerv_project'),
+        ('brands', 'mastodon', 'mastodon', 'https://tiphon.nerv-project.eu/@nerv_project'),
+        ('brands', 'twitter', 'twitter', 'https://twitter.com/@nerv_project'),
         ('solid', 'mug-hot', 'gitea', 'https://procrastinator.nerv-project.eu/nerv-project'),
         ('solid', 'hashtag', 'xmpp', 'xmpp:asbl@clac.nerv-project.eu'),
         ('regular', 'comments', 'movim', 'https://clac.nerv-project.eu/'),