diff --git a/src/helpers/heritage-integration/cookie-helper.js b/src/helpers/heritage-integration/cookie-helper.js
index 0bd4ae563..4ff5c0c8e 100644
--- a/src/helpers/heritage-integration/cookie-helper.js
+++ b/src/helpers/heritage-integration/cookie-helper.js
@@ -13,7 +13,7 @@ export function updateOrCreateFunnelCookie() {
 
     // Set up cookie with all the props.
     setFunnelCookieProperties({
-        LastTouched: new Date().toUTCString(),
+        LastTouched: new Date().toJSON(),
         SavedSessionTimeoutDate: store.getters.applicationUser.savedSessionTimeout,
         DidHeritageFunnelUpdateLast: false,
         ShouldResetState: false,
diff --git a/src/helpers/heritage-integration/session-helper.js b/src/helpers/heritage-integration/session-helper.js
index 291ebfaf8..d932969d1 100644
--- a/src/helpers/heritage-integration/session-helper.js
+++ b/src/helpers/heritage-integration/session-helper.js
@@ -43,5 +43,5 @@ Function to calculate the date for the saved session timeout.
 export function getDateForSavedSessionTimeout() {
     const currentDate = new Date(new Date().toUTCString());
     currentDate.setDate(currentDate.getDate() + applicationConfig.SAVED_SESSION_TIMEOUT_DAYS);
-    return currentDate.toUTCString();
+    return currentDate.toJSON();
 }