diff --git a/htdocs/projet/tasks.php b/htdocs/projet/tasks.php
index 951406b4275..3322b63b171 100644
--- a/htdocs/projet/tasks.php
+++ b/htdocs/projet/tasks.php
@@ -676,7 +676,9 @@ if ($action == 'create' && $user->rights->projet->creer && (empty($object->third
 
 	print load_fiche_titre($langs->trans("NewTask"), '', 'projecttask');
 
+	$projectoktoentertime = 1;
 	if ($object->id > 0 && $object->statut == Project::STATUS_CLOSED) {
+		$projectoktoentertime = 0;
 		print '<div class="warning">';
 		$langs->load("errors");
 		print $langs->trans("WarningProjectClosed");
@@ -684,6 +686,7 @@ if ($action == 'create' && $user->rights->projet->creer && (empty($object->third
 	}
 
 	if ($object->id > 0 && $object->statut == Project::STATUS_DRAFT) {
+		$projectoktoentertime = 0;
 		print '<div class="warning">';
 		$langs->load("errors");
 		print $langs->trans("WarningProjectDraft");
@@ -732,7 +735,11 @@ if ($action == 'create' && $user->rights->projet->creer && (empty($object->third
 	// Project
 	print '<tr><td class="fieldrequired">'.$langs->trans("ChildOfProjectTask").'</td><td>';
 	print img_picto('', 'project');
-	$formother->selectProjectTasks(GETPOST('task_parent'), empty($projectid) ? $object->id : $projectid, 'task_parent', 0, 0, 1, 1, 0, '0,1', 'maxwidth500 widthcentpercentminusxx');
+	if ($projectoktoentertime) {
+		$formother->selectProjectTasks(GETPOST('task_parent'), empty($projectid) ? $object->id : $projectid, 'task_parent', 0, 0, 1, 1, 0, '0,1', 'maxwidth500 widthcentpercentminusxx');
+	} else {
+		$formother->selectProjectTasks(GETPOST('task_parent'), empty($projectid) ? $object->id : $projectid, 'task_parent', 0, 0, 1, 1, 0, '', 'maxwidth500 widthcentpercentminusxx');
+	}
 	print '</td></tr>';
 
 	$contactsofproject = (empty($object->id) ? '' : $object->getListContactId('internal'));