1 files changed, 10 insertions, 1 deletions
diff --git a/db/migrate/20151215132013_add_pages_size_to_application_settings.rb b/db/migrate/20151215132013_add_pages_size_to_application_settings.rb
index e7fb73190e8..f3a663f805b 100644
--- a/db/migrate/20151215132013_add_pages_size_to_application_settings.rb
+++ b/db/migrate/20151215132013_add_pages_size_to_application_settings.rb
@@ -1,5 +1,14 @@
 class AddPagesSizeToApplicationSettings < ActiveRecord::Migration
+  include Gitlab::Database::MigrationHelpers
+  disable_ddl_transaction!
+
+  DOWNTIME = false
+
   def up
-    add_column :application_settings, :max_pages_size, :integer, default: 100, null: false
+    add_column_with_default :application_settings, :max_pages_size, :integer, default: 100, allow_null: false
+  end
+
+  def down
+    remove_column(:application_settings, :max_pages_size)
   end
 end