diff --git a/UI/Templates/Appointments/SOGoAptMailReceipt.wox b/UI/Templates/Appointments/SOGoAptMailReceipt.wox
index f574903c3..4ff295e9a 100644
--- a/UI/Templates/Appointments/SOGoAptMailReceipt.wox
+++ b/UI/Templates/Appointments/SOGoAptMailReceipt.wox
@@ -23,8 +23,8 @@ h1, dd, .dl-list dt { margin-left: 130px; }
       <h1><var:string value="aptSummary" const:escapeHTML="NO"/></h1>
     
       <dl class="dl-horizontal">
-          <dt><var:string label:value="calendar_label" const:escapeHTML="NO"/></dt>
-          <dd><var:string value="calendarName" const:escapeHTML="NO"/></dd>     
+        <dt><var:string label:value="calendar_label" const:escapeHTML="NO"/></dt>
+        <dd><var:string value="calendarName" const:escapeHTML="NO"/></dd>
         <var:if condition="apt.location.length"
         ><dt><var:string label:value="location_label" const:escapeHTML="NO"/></dt>
         <dd><var:string value="apt.location" const:escapeHTML="NO"/></dd></var:if>