diff --git a/packages/component-faraday-ui/src/helpers/utils.js b/packages/component-faraday-ui/src/helpers/utils.js
index ed80b77cccf5c173783876efdd4558d6ab7e7da2..8b798e34e7b73272c922ab6201019b5b4b221fb9 100644
--- a/packages/component-faraday-ui/src/helpers/utils.js
+++ b/packages/component-faraday-ui/src/helpers/utils.js
@@ -11,7 +11,7 @@ export const getReportComments = ({ report, isPublic = false }) =>
     .get('content')
     .value()
 
-export const indexReviewers = (reports, invitations) => {
+export const indexReviewers = (reports = [], invitations = []) => {
   reports.forEach(report => {
     report.reviewerNumber = get(
       find(invitations, ['userId', report.userId]),