diff --git a/www/wp-content/themes/enfold-cille/functions.php b/www/wp-content/themes/enfold-cille/functions.php
index d0eaece..1ebc34b 100644
--- a/www/wp-content/themes/enfold-cille/functions.php
+++ b/www/wp-content/themes/enfold-cille/functions.php
@@ -111,19 +111,21 @@ function avia_change_tag_page_layout( $layout, $context ) {
 }
 
 /*
- * Register new icons as a theme icons fot GitHub and GitLab.
+ * Register new icons as a theme icons fot GitHub, GitLab and Mastodon.
  * See https://kriesi.at/documentation/enfold/custom-social-icons/
  */
 add_filter( 'avf_default_icons', 'avia_add_custom_icon', 10, 1 );
 function avia_add_custom_icon( $icons ) {
 	$icons['github'] = array( 'font' =>'fontello', 'icon' => 'uf09b' );
 	$icons['gitlab'] = array( 'font' =>'fontello', 'icon' => 'uf296' );
+	$icons['mastodon'] = array( 'font' =>'fontello', 'icon' => 'ue804' );
 	return $icons;
 }
 add_filter( 'avf_social_icons_options', 'avia_add_custom_social_icon', 10, 1 );
 function avia_add_custom_social_icon( $icons ) {
 	$icons['GitHub'] = 'github';
 	$icons['GitLab'] = 'gitlab';
+	$icons['Mastodon'] = 'mastodon';
 	return $icons;
 }