diff --git a/lib/spree/core/controller_helpers/respond_with.rb b/lib/spree/core/controller_helpers/respond_with.rb
index 6b3e7129ca..0e3e7ef56b 100644
--- a/lib/spree/core/controller_helpers/respond_with.rb
+++ b/lib/spree/core/controller_helpers/respond_with.rb
@@ -1,5 +1,7 @@
 # frozen_string_literal: true
 
+require 'spree/responder'
+
 module ActionController
   class Base
     def respond_with(*resources, &block)