diff --git a/db/post_migrate/20200602153813_migrate_invite_redeemed_data_to_invited_users.rb b/db/migrate/20200602153813_migrate_invite_redeemed_data_to_invited_users.rb
similarity index 94%
rename from db/post_migrate/20200602153813_migrate_invite_redeemed_data_to_invited_users.rb
rename to db/migrate/20200602153813_migrate_invite_redeemed_data_to_invited_users.rb
index 29c2927673..7f38286d4f 100644
--- a/db/post_migrate/20200602153813_migrate_invite_redeemed_data_to_invited_users.rb
+++ b/db/migrate/20200602153813_migrate_invite_redeemed_data_to_invited_users.rb
@@ -1,5 +1,7 @@
 # frozen_string_literal: true
 
+require 'migration/column_dropper'
+
 class MigrateInviteRedeemedDataToInvitedUsers < ActiveRecord::Migration[6.0]
   def up
     %i{user_id redeemed_at}.each do |column|