diff --git a/community.html b/community.html
index 8b464fa..afe13e9 100644
--- a/community.html
+++ b/community.html
@@ -44,8 +44,8 @@ redirect_from:
         </a>
 
         <var class="atc_event">
-          <var class="atc_date_start js-office-hours-start-time"></var>
-          <var class="atc_date_end js-office-hours-end-time"></var>
+          <var class="atc_date_start js-office-hours-start-time" data-format="YYYY-MM-DD HH:mm"></var>
+          <var class="atc_date_end js-office-hours-end-time" data-format="YYYY-MM-DD HH:mm"></var>
           <var class="atc_timezone">UTC</var>
           <var class="atc_title">Probot Office Hours</var>
           <var class="atc_description">Join us every Friday to give feedback, ask questions, get help, or just chat about ideas.</var>