diff --git a/htdocs/contrat/list.php b/htdocs/contrat/list.php
index fe32fd20c8a..6d16e051327 100644
--- a/htdocs/contrat/list.php
+++ b/htdocs/contrat/list.php
@@ -202,7 +202,8 @@ if ($resql)
     
     $parameters=array();
     $reshook=$hookmanager->executeHooks('printFieldPreListTitle',$parameters);    // Note that $action and $object may have been modified by hook
-    $moreforfilter .= $hookmanager->resPrint;
+	if (empty($reshook)) $moreforfilter .= $hookmanager->resPrint;
+	else $moreforfilter = $hookmanager->resPrint;
     if (! empty($moreforfilter))
     {
         print '<div class="liste_titre liste_titre_bydiv centpercent">';