diff --git a/lib/spree/paypal_express.rb b/lib/spree/paypal_express.rb
index da7fb8b..dd1e04c 100644
--- a/lib/spree/paypal_express.rb
+++ b/lib/spree/paypal_express.rb
@@ -212,6 +212,7 @@ module Spree::PaypalExpress
     payment.txns << CreditcardTxn.new( :amount        => authorization.amount,
                                        :response_code => response.authorization,
                                        :txn_type      => CreditcardTxn::TxnType::CAPTURE )
+    payment.save
   end