diff --git a/lib/stripe_mock/api/client.rb b/lib/stripe_mock/api/client.rb
index 08a14f69..9227425e 100644
--- a/lib/stripe_mock/api/client.rb
+++ b/lib/stripe_mock/api/client.rb
@@ -27,7 +27,7 @@ def self.stop_client(opts={})
 
   private
 
-  def self.redirect_to_mock_server(method, url, api_key: nil, api_base: nil, params: {}, headers: {})
+  def self.redirect_to_mock_server(method, url, api_key: nil, api_base: nil, usage: [], params: {}, headers: {})
     handler = Instance.handler_for_method_url("#{method} #{url}")
 
     if mock_error = client.error_queue.error_for_handler_name(handler[:name])