diff --git a/htdocs/user/group/index.php b/htdocs/user/group/index.php
index 00af5b0e6d2..1f06fa3a3c2 100644
--- a/htdocs/user/group/index.php
+++ b/htdocs/user/group/index.php
@@ -91,7 +91,7 @@ if ($resql)
     {
     	print_liste_field_titre($langs->trans("Entity"),$_SERVER["PHP_SELF"],"g.entity",$param,"",'align="center"',$sortfield,$sortorder);
     }
-    print_liste_field_titre($langs->trans("NbOfUsers"),$_SERVER["PHP_SELF"],"g.nb",$param,"",'align="center"',$sortfield,$sortorder);
+    print_liste_field_titre($langs->trans("NbOfUsers"),$_SERVER["PHP_SELF"],"nb",$param,"",'align="center"',$sortfield,$sortorder);
     print_liste_field_titre($langs->trans("DateCreation"),$_SERVER["PHP_SELF"],"g.datec",$param,"",'align="right"',$sortfield,$sortorder);
     print "</tr>\n";
     $var=True;