diff --git a/lib/dugway/liquid/drops/cart_drop.rb b/lib/dugway/liquid/drops/cart_drop.rb
index <HASH>..<HASH> 100755
--- a/lib/dugway/liquid/drops/cart_drop.rb
+++ b/lib/dugway/liquid/drops/cart_drop.rb
@@ -9,10 +9,14 @@ module Dugway
         items.map { |item| item.quantity }.inject(:+) || 0
       end
 
-      def total
+      def subtotal
         items.map { |item| item.price }.inject(:+) || 0
       end
 
+      def total
+        subtotal
+      end
+
       def country
         nil
       end
diff --git a/lib/dugway/liquid/drops/cart_item_drop.rb b/lib/dugway/liquid/drops/cart_item_drop.rb
index <HASH>..<HASH> 100755
--- a/lib/dugway/liquid/drops/cart_item_drop.rb
+++ b/lib/dugway/liquid/drops/cart_item_drop.rb
@@ -12,6 +12,10 @@ module Dugway
       def option
         ProductOptionDrop.new(source['option'])
       end
+
+      def shipping
+        0.0
+      end
     end
   end
 end
Finalize cart drops. Closes #7