diff --git a/app/component/SummaryPage.js b/app/component/SummaryPage.js
index 09b9db52f9..6b4669ec13 100644
--- a/app/component/SummaryPage.js
+++ b/app/component/SummaryPage.js
@@ -92,6 +92,7 @@ class SummaryPage extends React.Component {
     walkSpeed: 1.2,
     wheelchair: false,
     accessibilityOption: 0,
+    ticketTypes: null,
   };
 
   constructor(props, context) {