diff --git a/ui/widgets/nuxeo-date-picker.js b/ui/widgets/nuxeo-date-picker.js
index 3486a72e9..3e1be5690 100644
--- a/ui/widgets/nuxeo-date-picker.js
+++ b/ui/widgets/nuxeo-date-picker.js
@@ -128,7 +128,7 @@ import { I18nBehavior } from '../nuxeo-i18n-behavior.js';
         /**
          * Use this property to provide custom date format
          */
-        dateFormat: {
+        format: {
           type: String,
           value: '',
         },
@@ -195,7 +195,7 @@ import { I18nBehavior } from '../nuxeo-i18n-behavior.js';
       moment.locale(window.nuxeo.I18n.language ? window.nuxeo.I18n.language.split('-')[0] : 'en');
       // tell vaadin-date-picker how to display dates since default behavior is US locales (MM-DD-YYYY)
       // this way we can take advantage of moment locale and use the date format that is most suitable for the user
-      const convertedFormat = this.dateFormat ? this.dateFormat : moment.localeData().longDateFormat('L');
+      const convertedFormat = this.format ? this.format : moment.localeData().longformat('L');
       this.$.date.set('i18n.formatDate', (date) => this._moment(date).format(convertedFormat));
       this.$.date.set('i18n.parseDate', (text) => {
         const date = this._moment(text, convertedFormat);