diff --git a/htdocs/projet/tasks/task.php b/htdocs/projet/tasks/task.php
index 55b286047d9b597fc71269731bde26c9fb129d36..0dd08bbd342eb675c9f2ea5de158f87d51a553ea 100644
--- a/htdocs/projet/tasks/task.php
+++ b/htdocs/projet/tasks/task.php
@@ -92,8 +92,8 @@ if ($action == 'update' && ! $_POST["cancel"] && $user->rights->projet->creer)
 		$object->description = $_POST['description'];
 		$object->fk_task_parent = $task_parent;
 		$object->planned_workload = $planned_workload;
-		$object->date_start = dol_mktime($_POST['dateohour'],$_POST['dateomin'],0,$_POST['dateomonth'],$_POST['dateoday'],$_POST['dateoyear'],'user');
-		$object->date_end = dol_mktime($_POST['dateehour'],$_POST['dateemin'],0,$_POST['dateemonth'],$_POST['dateeday'],$_POST['dateeyear'],'user');
+		$object->date_start = dol_mktime($_POST['dateohour'],$_POST['dateomin'],0,$_POST['dateomonth'],$_POST['dateoday'],$_POST['dateoyear']);
+		$object->date_end = dol_mktime($_POST['dateehour'],$_POST['dateemin'],0,$_POST['dateemonth'],$_POST['dateeday'],$_POST['dateeyear']);
 		$object->progress = $_POST['progress'];
 
 		// Fill array 'array_options' with data from add form