diff --git a/app/controllers/spree/checkout_controller_decorator.rb b/app/controllers/spree/checkout_controller_decorator.rb
index 9f4867b..67aca50 100644
--- a/app/controllers/spree/checkout_controller_decorator.rb
+++ b/app/controllers/spree/checkout_controller_decorator.rb
@@ -20,7 +20,7 @@ module Spree
         return
       end
 
-      redirect_to (@gateway.redirect_url_for response.token, :review => payment_method.preferred_review)
+      redirect_to(@gateway.redirect_url_for(response.token, :review => payment_method.preferred_review))
     rescue ActiveMerchant::ConnectionError => e
       gateway_error I18n.t(:unable_to_connect_to_gateway)
       redirect_to :back
@@ -44,7 +44,7 @@ module Spree
         return
       end
 
-      redirect_to (@gateway.redirect_url_for @ppx_response.token, :review => payment_method.preferred_review)
+      redirect_to(@gateway.redirect_url_for(@ppx_response.token, :review => payment_method.preferred_review))
     rescue ActiveMerchant::ConnectionError => e
       gateway_error I18n.t(:unable_to_connect_to_gateway)
       redirect_to :back