<div id="mail-thread-{{$thread_id}}" class="mail-thread">
{{$brauchenwas}}
- <h4 class="heading">{{$thread_subject}}</h3>
+ <h4 class="heading">{{$thread_subject}}</h4>
<div id="mail-conversation" class="panel panel-default {{if $canreply }}can-reply{{/if}}">
{{foreach $mails as $mail}}