diff --git a/app/views/split_checkout/_payment.html.haml b/app/views/split_checkout/_payment.html.haml
index 73e515a961..fbf8df3e0c 100644
--- a/app/views/split_checkout/_payment.html.haml
+++ b/app/views/split_checkout/_payment.html.haml
@@ -4,6 +4,7 @@
   - available_payment_methods.each do |payment_method| 
     %div.checkout-input
       = f.radio_button :payment_method_id, payment_method.id,
+        name: "order[payments_attributes][][payment_method_id]",
         id: "payment_method_#{payment_method.id}",
         "data-action": "paymentmethod#selectPaymentMethod",
         "data-paymentmethod-description": "#{payment_method.description}"