diff --git a/app/serializers/rest/instance_serializer.rb b/app/serializers/rest/instance_serializer.rb
index fbb2fea0d..e280f8eb6 100644
--- a/app/serializers/rest/instance_serializer.rb
+++ b/app/serializers/rest/instance_serializer.rb
@@ -97,8 +97,6 @@ class REST::InstanceSerializer < ActiveModel::Serializer
   def registrations_message
     if Setting.closed_registrations_message.present?
       markdown.render(Setting.closed_registrations_message)
-    else
-      nil
     end
   end