diff --git a/app/controllers/barcodes_controller.rb b/app/controllers/barcodes_controller.rb
index 3f61f50..549c278 100644
--- a/app/controllers/barcodes_controller.rb
+++ b/app/controllers/barcodes_controller.rb
@@ -20,6 +20,10 @@ class BarcodesController < ApplicationController
 
   def index
     @barcodes = Barcode.all.order(:code)
+    respond_to do |format|
+      format.json {render json: @barcodes}
+      format.html {}
+    end
   end
 
   def show