diff --git a/trunk/includes/addons/LSaddons.supann.php b/trunk/includes/addons/LSaddons.supann.php
index f9441cf7..2c6487e2 100644
--- a/trunk/includes/addons/LSaddons.supann.php
+++ b/trunk/includes/addons/LSaddons.supann.php
@@ -28,7 +28,7 @@
       define('LS_SUPANN_LASTNAME_ATTR','sn');
       
       // Nom de l'attribut LDAP prenom
-      define('LS_SUPANN_FIRSTNAME_ATTR','givenname');
+      define('LS_SUPANN_FIRSTNAME_ATTR','givenName');
       
       
       // Message d'erreur