diff --git a/_includes/navbar.html b/_includes/navbar.html
index 2d2bae5..a64797b 100755
--- a/_includes/navbar.html
+++ b/_includes/navbar.html
@@ -5,7 +5,7 @@
         {% endif %} {% if site.twitter_username %}
         <a class="fa fa-twitter" href="https://twitter.com/{{ site.twitter_username }}" title="Twitter"></a>
         {% endif %} {% if site.mastodon_url %}
-        <a class="fab fa-mastodon" href="{{ site.mastodon_url }}" title="Mastodon"></a>
+        <a class="fa fa-mastodon" href="{{ site.mastodon_url }}" title="Mastodon"></a>
         {% endif %} {% if site.linkedin_username %}
         <a class="fa fa-linkedin" href="https://id.linkedin.com/in/{{ site.linkedin_username }}" title="LinkedIn"></a>
         {% endif %}