diff --git a/src/ONYXKEYS.js b/src/ONYXKEYS.js
index 8cbf4a726f95..86d8b831dd38 100755
--- a/src/ONYXKEYS.js
+++ b/src/ONYXKEYS.js
@@ -45,6 +45,9 @@ export default {
     // Contains all the personalDetails the user has access to
     PERSONAL_DETAILS: 'personalDetails',
 
+    // Contains all the personalDetails the user has access to [new version]
+    PERSONAL_DETAILS_LIST: 'personalDetailsList',
+
     // Contains all the private personal details of the user
     PRIVATE_PERSONAL_DETAILS: 'private_personalDetails',
 
diff --git a/src/libs/DateUtils.js b/src/libs/DateUtils.js
index 7196a8f0a89e..8a11d6dd58b9 100644
--- a/src/libs/DateUtils.js
+++ b/src/libs/DateUtils.js
@@ -11,7 +11,7 @@ import CONST from '../CONST';
 import * as Localize from './Localize';
 import * as CurrentDate from './actions/CurrentDate';
 
-let currentUserEmail;
+let currentAccountID;
 Onyx.connect({
     key: ONYXKEYS.SESSION,
     callback: (val) => {
@@ -20,15 +20,15 @@ Onyx.connect({
             return;
         }
 
-        currentUserEmail = val.email;
+        currentAccountID = val.accountID;
     },
 });
 
 let timezone = CONST.DEFAULT_TIME_ZONE;
 Onyx.connect({
-    key: ONYXKEYS.PERSONAL_DETAILS,
+    key: ONYXKEYS.PERSONAL_DETAILS_LIST,
     callback: (val) => {
-        timezone = lodashGet(val, [currentUserEmail, 'timezone'], CONST.DEFAULT_TIME_ZONE);
+        timezone = lodashGet(val, [currentAccountID, 'timezone'], CONST.DEFAULT_TIME_ZONE);
     },
 });
 
diff --git a/tests/unit/DateUtilsTest.js b/tests/unit/DateUtilsTest.js
index cb1e8d839fa1..da2c9456e205 100644
--- a/tests/unit/DateUtilsTest.js
+++ b/tests/unit/DateUtilsTest.js
@@ -12,8 +12,8 @@ describe('DateUtils', () => {
         Onyx.init({
             keys: ONYXKEYS,
             initialKeyStates: {
-                [ONYXKEYS.SESSION]: {email: 'current@user.com'},
-                [ONYXKEYS.PERSONAL_DETAILS]: {'current@user.com': {timezone: {selected: 'Etc/UTC'}}},
+                [ONYXKEYS.SESSION]: {accountID: 999},
+                [ONYXKEYS.PERSONAL_DETAILS_LIST]: {999: {timezone: {selected: 'Etc/UTC'}}},
             },
         });
         return waitForPromisesToResolve();