diff --git a/includes/helpers.php b/includes/helpers.php
index c524f00..d91ca75 100644
--- a/includes/helpers.php
+++ b/includes/helpers.php
@@ -345,7 +345,8 @@ function get_known_mastodon_instances(){
       'beeping.town',
       'fedibot.dev',
       'mastodon.archive.org',
-      'uff.rip'
+      'uff.rip',
+      'fedi.simonwillison.net'
     ];
  
   }