diff --git a/UI/Templates/SchedulerUI/UIxAppointmentEditor.wox b/UI/Templates/SchedulerUI/UIxAppointmentEditor.wox
index 89d56650b..2f1fd98f3 100644
--- a/UI/Templates/SchedulerUI/UIxAppointmentEditor.wox
+++ b/UI/Templates/SchedulerUI/UIxAppointmentEditor.wox
@@ -30,7 +30,7 @@
           string="itemTransparencyText"
 	  var:selection="transparency"
           />
-  <span class="allDay"><input class="checkBox"
+  <span id="allDay"><input class="checkBox"
         type="checkbox" var:selection="isAllDay"
         var:checked="isAllDay"
         /> <var:string label:value="All day Event"