diff --git a/htdocs/public/eventorganization/attendee_subscription.php b/htdocs/public/eventorganization/attendee_subscription.php
index f6b167d91f3..5c31c88c38a 100644
--- a/htdocs/public/eventorganization/attendee_subscription.php
+++ b/htdocs/public/eventorganization/attendee_subscription.php
@@ -102,7 +102,7 @@ if ($resultproject < 0) {
 }
 
 
-// Getting 'securekey'.'id' from Post and decoding it
+// Security check
 $securekeyreceived = GETPOST('securekey', 'alpha');
 $securekeytocompare = dol_hash($conf->global->EVENTORGANIZATION_SECUREKEY.'conferenceorbooth'.$id, 2);