lib/maxipago/xml_builder/builder_transaction.rb in maxipago-0.1.28 vs lib/maxipago/xml_builder/builder_transaction.rb in maxipago-0.1.29

@@ -393,11 +393,11 @@
                   xml.action "new"
                   xml.startDate self.options[:start_date]
                   xml.frequency self.options[:frequency]
                   xml.period self.options[:period]
                   xml.installments self.options[:installments]
-                  xml.firstAmount self.options[:first_amount]
-                  xml.lastAmount self.options[:last_amount]
+                  xml.firstAmount self.options[:first_amount] unless self.options[:first_amount].nil?
+                  xml.lastAmount self.options[:last_amount] unless self.options[:last_amount].nil?
                   xml.lastDate self.options[:last_date]
                   xml.failureThreshold self.options[:failure_threshold]
                 }
               }
             }
\ No newline at end of file