diff --git a/db/migrate/20130815000002_update_ticket_number.rb b/db/migrate/20130815000002_update_ticket_number.rb
index 05910c7cb..a2f0775af 100644
--- a/db/migrate/20130815000002_update_ticket_number.rb
+++ b/db/migrate/20130815000002_update_ticket_number.rb
@@ -1,3 +1,4 @@
+require 'setting'
 class UpdateTicketNumber < ActiveRecord::Migration
   def up
     Setting.create_or_update(
@@ -30,5 +31,4 @@ class UpdateTicketNumber < ActiveRecord::Migration
   end
   def down
   end
-end
-
+end
\ No newline at end of file