diff --git a/app/serializers/api/admin/subscription_customer_serializer.rb b/app/serializers/api/admin/subscription_customer_serializer.rb
index 2cb10bf80a..c018aaf8b6 100644
--- a/app/serializers/api/admin/subscription_customer_serializer.rb
+++ b/app/serializers/api/admin/subscription_customer_serializer.rb
@@ -1,5 +1,3 @@
-require 'spec_helper'
-
 module Api
   module Admin
     # Used by admin subscription form