diff --git a/app/portal/templates/alarms.html.j2 b/app/portal/templates/alarms.html.j2
index 0e8bea8..b14cfdb 100644
--- a/app/portal/templates/alarms.html.j2
+++ b/app/portal/templates/alarms.html.j2
@@ -28,7 +28,7 @@
                     <td>{{ alarm.alarm_type }}</td>
                     <td>{{ alarm.alarm_state.name }}</td>
                     <td>{{ alarm.text }}</td>
-                    <td>{{ alarm.last_updated | format_date }}</td>
+                    <td>{{ alarm.last_updated | format_datetime }}</td>
                 </tr>
             {% endfor %}
             </tbody>