diff --git a/site/config/config.php b/site/config/config.php
index 5fcfb1a..cabda41 100644
--- a/site/config/config.php
+++ b/site/config/config.php
@@ -11,6 +11,7 @@ return [
       'type'     => 'smtp',
       'host'     => 'smtp.mailersend.net',
       'port'     => 587,
+      'security' => true,
       'auth'     => true,
       'username' => 'MS_K9grTE@actuel-inactuel.fr',
       'password' => 'mssp.GJGywUh.z3m5jgrq71xldpyo.owybzs9',