diff --git a/_config.yml b/_config.yml
index 048001a..e031326 100644
--- a/_config.yml
+++ b/_config.yml
@@ -24,6 +24,8 @@ github:
   about_url: about.html
   minisign_url: minisign.pub
   links_url: links.html
+  twitter_url: https://twitter.com/AnonyPla
+  mastodon_url: https://mastodon.social/@anonymousplanet
 defaults:
   -
     scope:
diff --git a/_layouts/default.html b/_layouts/default.html
index a8f9c54..52dc3f2 100644
--- a/_layouts/default.html
+++ b/_layouts/default.html
@@ -12,7 +12,7 @@
     <link rel="stylesheet" href="{{ 'assets/css/style.css' }}" id="dark">
     <link rel="stylesheet" href="{{ 'assets/css/light_style.css' }}" media="none" id="light">
     <link rel="shortcut icon" type="image/x-icon" href="media/favicon.ico">
-    <a rel="me" href="https://mastodon.social/@anonymousplanet">Mastodon</a>
+    <a rel="me" href="{{ site.github.mastodon_url }}">Mastodon</a>
   <script>
     function SetDark() {
       document.getElementById('dark').media = "";