diff --git a/src/common/phase-helper.js b/src/common/phase-helper.js
index e71ccb0e..3b3278ef 100644
--- a/src/common/phase-helper.js
+++ b/src/common/phase-helper.js
@@ -76,7 +76,7 @@ class ChallengePhaseHelper {
         if (p.name === 'Registration') {
           p.scheduledStartDate = moment(startDate).toDate()
         }
-        if (p.name === 'Submission') {
+        if (_.includes(['Submission', 'Checkpoint Submission'], p.name)) {
           if (p.scheduledStartDate != null) {
             p.scheduledStartDate = moment(p.scheduledStartDate).toDate()
           } else {