diff --git a/core/modules/locale/locale.datepicker.js b/core/modules/locale/locale.datepicker.js
index a952ade..172043f 100644
--- a/core/modules/locale/locale.datepicker.js
+++ b/core/modules/locale/locale.datepicker.js
@@ -77,7 +77,7 @@
           Drupal.t('Fr'),
           Drupal.t('Sa')
         ],
-        dateFormat: Drupal.t('mm/dd/yy'),
+        dateFormat: 'mm/dd/yy',
         firstDay: 0,
         isRTL: 0
       }, drupalSettings.jquery.ui.datepicker);