diff --git a/templates/edu_absences.twig b/templates/edu_absences.twig
index 2fe69dc..c27e7bf 100644
--- a/templates/edu_absences.twig
+++ b/templates/edu_absences.twig
@@ -2,9 +2,9 @@
 <div id="accordion" class="panel-group" role="tablist" aria-multiselectable="true">
 {% for identifier, group in groups|sort %}
   <div class="panel panel-default">
-    <button id="head_{{ identifier }}" class="panel-heading collapsed" data-parent="#accordion" data-target="#{{ identifier }}" data-toggle="collapse" aria-expanded="false">
+    <div id="head_{{ identifier }}" class="panel-heading collapsed" data-parent="#accordion" data-target="#{{ identifier }}" data-toggle="collapse" aria-expanded="false">
       <h4 class="panel-title">{{ group['nom'] }}</h4>
-    </button>
+    </div>
     <div id="{{ identifier }}" class="panel-collapse collapse in" aria-expanded="false">
       {% include '@meeo/eleve_absences.twig' with { 'entries' : group['entries'] } %}
     </div>
@@ -13,4 +13,4 @@
 </div>
 {% else %}
 <div>Aucune absences</div>
-{% endif %}
\ No newline at end of file
+{% endif %}