diff --git a/app/serializers/activitypub/actor_serializer.rb b/app/serializers/activitypub/actor_serializer.rb
index e6dd8040e9e..36397857f01 100644
--- a/app/serializers/activitypub/actor_serializer.rb
+++ b/app/serializers/activitypub/actor_serializer.rb
@@ -99,7 +99,7 @@ class ActivityPub::ActorSerializer < ActivityPub::Serializer
   end
 
   def name
-    object.suspended? ? '' : object.display_name
+    object.suspended? ? object.username : (object.display_name.presence || object.username)
   end
 
   def summary