diff --git a/Python/etc/ejabberd/ejabberd.cfg b/Python/etc/ejabberd/ejabberd.cfg
index 713440a..bb4dd93 100644
--- a/Python/etc/ejabberd/ejabberd.cfg
+++ b/Python/etc/ejabberd/ejabberd.cfg
@@ -140,6 +140,7 @@ header("Configuration du serveur xmpp du crans")
 @			{access, c2s},
 @			{shaper, c2s_shaper},
 @			{max_stanza_size, 65536},
+@			starttls_required,
 @			starttls, {certfile, "/etc/ejabberd/ssl/jabber.pem"}
 @		       ]},
 @