diff --git a/db/migrate/20130502000001_scheduler_update.rb b/db/migrate/20130502000001_scheduler_update.rb
index 5ba8c9861..b8c92487b 100644
--- a/db/migrate/20130502000001_scheduler_update.rb
+++ b/db/migrate/20130502000001_scheduler_update.rb
@@ -3,6 +3,7 @@ require 'setting'
 class SchedulerUpdate < ActiveRecord::Migration
   def up
     add_column :schedulers, :prio,     :integer,  :null => true
+    Scheduler.reset_column_information
     Scheduler.create_or_update(
       :name           => 'Import OTRS diff load',
       :method         => 'Import::OTRS.diff_worker',