diff --git a/app/models/concerns/threadable.rb b/app/models/concerns/threadable.rb
index f900ba9a6..7405ffdeb 100644
--- a/app/models/concerns/threadable.rb
+++ b/app/models/concerns/threadable.rb
@@ -3,6 +3,6 @@ module Threadable
 
   included do
     has_one :thread_entry, as: :threadable
-    after_create { create_thread_entry! bubble: bubble }
+    after_create -> { create_thread_entry! bubble: bubble }
   end
 end