lib/stripe/invoice.rb in stripe-1.28.1 vs lib/stripe/invoice.rb in stripe-1.29.0

@@ -1,9 +1,9 @@
 module Stripe
   class Invoice < APIResource
-    include Stripe::APIOperations::List
+    extend Stripe::APIOperations::List
     include Stripe::APIOperations::Update
-    include Stripe::APIOperations::Create
+    extend Stripe::APIOperations::Create
 
     def self.upcoming(params, opts={})
       response, opts = request(:get, upcoming_url, params, opts)
       Util.convert_to_stripe_object(response, opts)
     end