diff --git a/db/migrate/20130812170437_add_themaid_to_thema_translations.rb b/db/migrate/20130812170437_add_themaid_to_thema_translations.rb
deleted file mode 100644
index acd6173..0000000
--- a/db/migrate/20130812170437_add_themaid_to_thema_translations.rb
+++ /dev/null
@@ -1,6 +0,0 @@
-class AddThemaidToThemaTranslations < ActiveRecord::Migration
-  def change
-    add_column :thema_translations, :theman_id, :integer
-    remove_column :thema_translations, :themen_id, :integer
-  end
-end