diff --git a/db/migrate/20160509091049_add_locked_to_ci_runner.rb b/db/migrate/20160509091049_add_locked_to_ci_runner.rb
index 6294fa9d86b6a7104a10cf35c212a546a92ddb7d..43376304bd95bd0be301eca303936fb60c0a8d54 100644
--- a/db/migrate/20160509091049_add_locked_to_ci_runner.rb
+++ b/db/migrate/20160509091049_add_locked_to_ci_runner.rb
@@ -2,7 +2,12 @@ class AddLockedToCiRunner < ActiveRecord::Migration
   ##
   # Downtime expected due to exclusive lock when setting default value.
   #
-  def change
-    add_column :ci_runners, :locked, :boolean, default: false, null: false
+  def up
+    add_column_with_default(:ci_runners, :locked, :boolean,
+                            default: false, allow_null: false)
+  end
+
+  def down
+    remove_column(:ci_runners, :locked)
   end
 end