lib/braintree/customer_gateway.rb in braintree-4.22.0 vs lib/braintree/customer_gateway.rb in braintree-4.23.0

@@ -60,9 +60,11 @@
       return_object_or_raise(:customer) { update(*args) }
     end
 
     def self._create_signature
       credit_card_signature = CreditCardGateway._create_signature - [:customer_id]
+      credit_card_options = credit_card_signature.find { |item| item.respond_to?(:keys) && item.keys == [:options] }
+      credit_card_options[:options].delete_if { |option| option == :fail_on_duplicate_payment_method_for_customer }
       paypal_account_signature = PayPalAccountGateway._create_nested_signature
       paypal_options_shipping_signature = AddressGateway._shared_signature
       options = [
         :paypal => [
           :payee_email,