admin/user/lib.php |    4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/admin/user/lib.php b/admin/user/lib.php
index 25775cb..52813be 100644
--- a/admin/user/lib.php
+++ b/admin/user/lib.php
@@ -31,7 +31,7 @@ function get_selection_data($ufiltering) {
     $scount = count($SESSION->bulk_users);
 
     $userlist = array('acount'=>$acount, 'scount'=>$scount, 'ausers'=>false, 'susers'=>false, 'total'=>$total);
-    $userlist['ausers'] = $DB->get_records_select_menu('user', $sqlwhere, $params, 'fullname', 'id,'.$DB->sql_fullname().' AS fullname', 0, MAX_BULK_USERS);
+    $userlist['ausers'] = $DB->get_records_select_menu('user', $sqlwhere, $params, 'lastname', 'id,'.$DB->sql_fullname().' AS fullname', 0, MAX_BULK_USERS);
 
     if ($scount) {
         if ($scount < MAX_BULK_USERS) {
@@ -40,7 +40,7 @@ function get_selection_data($ufiltering) {
             $bulkusers = array_slice($SESSION->bulk_users, 0, MAX_BULK_USERS, true);
             $in = implode(',', $bulkusers);
         }
-        $userlist['susers'] = $DB->get_records_select_menu('user', "id IN ($in)", null, 'fullname', 'id,'.$DB->sql_fullname().' AS fullname');
+        $userlist['susers'] = $DB->get_records_select_menu('user', "id IN ($in)", null, 'lastname', 'id,'.$DB->sql_fullname().' AS fullname');
     }
 
     return $userlist;