diff --git a/db/migrate/20140620223938_add_id_to_spree_assemblies_parts.rb b/db/migrate/20140620223938_add_id_to_spree_assemblies_parts.rb
index b074b316..969e4246 100644
--- a/db/migrate/20140620223938_add_id_to_spree_assemblies_parts.rb
+++ b/db/migrate/20140620223938_add_id_to_spree_assemblies_parts.rb
@@ -4,6 +4,6 @@ def up
   end
 
   def down
-    add_column :spree_assemblies_parts, :id
+    remove_column :spree_assemblies_parts, :id
   end
 end