diff --git a/db/migrate/20160610201627_migrate_users_notification_level.rb b/db/migrate/20160610201627_migrate_users_notification_level.rb
index 798e315102e..9da67b59dd1 100644
--- a/db/migrate/20160610201627_migrate_users_notification_level.rb
+++ b/db/migrate/20160610201627_migrate_users_notification_level.rb
@@ -2,6 +2,8 @@ class MigrateUsersNotificationLevel < ActiveRecord::Migration
   # Migrates only users who changed their default notification level :participating
   # creating a new record on notification settings table
 
+  DOWNTIME = false
+
   def up
     execute(%{
       INSERT INTO notification_settings