diff --git a/htdocs/lib/ldap.lib.php b/htdocs/lib/ldap.lib.php
index 27aa31cfce7..65f9fc97747 100644
--- a/htdocs/lib/ldap.lib.php
+++ b/htdocs/lib/ldap.lib.php
@@ -46,9 +46,9 @@ Function dolibarr_ldap_bind($ds)
 Function ldap_unacc($str)
 {
   $stu = ereg_replace("é","e",$str);
-  $stu = ereg_replace("è","e",$str);
-  $stu = ereg_replace("ê","e",$str);
-  $stu = ereg_replace("à","a",$str);
+  $stu = ereg_replace("è","e",$stu);
+  $stu = ereg_replace("ê","e",$stu);
+  $stu = ereg_replace("à","a",$stu);
   return $stu;
 }