diff --git a/htdocs/projet/tasks/list.php b/htdocs/projet/tasks/list.php
index b97710ba7b6..36c06cd97f2 100644
--- a/htdocs/projet/tasks/list.php
+++ b/htdocs/projet/tasks/list.php
@@ -58,6 +58,7 @@ $search_task_label=GETPOST('search_task_label');
 $search_task_description=GETPOST('search_task_description');
 $search_project_user=GETPOST('search_project_user');
 $search_task_user=GETPOST('search_task_user');
+$search_societe=GETPOST('search_societe');
 
 $mine = $_REQUEST['mode']=='mine' ? 1 : 0;
 if ($mine) { $search_task_user = $user->id; $mine = 0; }