diff --git a/bda/templates/bda/participants.html b/bda/templates/bda/participants.html
index 0e0489a8..ba8a61cd 100644
--- a/bda/templates/bda/participants.html
+++ b/bda/templates/bda/participants.html
@@ -56,6 +56,7 @@
         <a href="{% url 'bda-rappels' spectacle.id %}">Page d'envoi manuel des mails de rappel</a>
       </div>
 
+    <script type="text/javascript">
     function toggle(id) {
         var pre = document.getElementById(id) ;
         pre.style.display = pre.style.display == "none" ? "block" : "none" ;