diff --git a/htdocs/langs/en_US/projects.lang b/htdocs/langs/en_US/projects.lang
index dd7f15aa61b..f57174ed956 100644
--- a/htdocs/langs/en_US/projects.lang
+++ b/htdocs/langs/en_US/projects.lang
@@ -96,7 +96,8 @@ ActivityOnProjectYesterday=Activity on project yesterday
 ActivityOnProjectThisWeek=Activity on project this week
 ActivityOnProjectThisMonth=Activity on project this month
 ActivityOnProjectThisYear=Activity on project this year
-ChildOfTask=Child of project/task
+ChildOfProjectTask=Child of project/task
+ChildOfTask=Child of task
 NotOwnerOfProject=Not owner of this private project
 AffectedTo=Allocated to
 CantRemoveProject=This project can't be removed as it is referenced by some other objects (invoice, orders or other). See referers tab.
diff --git a/htdocs/projet/tasks.php b/htdocs/projet/tasks.php
index 385b63142d4..567acbfee03 100644
--- a/htdocs/projet/tasks.php
+++ b/htdocs/projet/tasks.php
@@ -116,7 +116,7 @@ if ($action == 'createtask' && $user->rights->projet->creer)
 		}
 		else if (empty($_POST['task_parent']))
 		{
-			setEventMessages($langs->trans("ErrorFieldRequired", $langs->transnoentities("ChildOfTask")), null, 'errors');
+			setEventMessages($langs->trans("ErrorFieldRequired", $langs->transnoentities("ChildOfProjectTask")), null, 'errors');
 			$action='create';
 			$error++;
 		}
@@ -370,7 +370,7 @@ if ($action == 'create' && $user->rights->projet->creer && (empty($object->third
 	print '</td></tr>';
 
 	// List of projects
-	print '<tr><td class="fieldrequired">'.$langs->trans("ChildOfTask").'</td><td>';
+	print '<tr><td class="fieldrequired">'.$langs->trans("ChildOfProjectTask").'</td><td>';
 	print $formother->selectProjectTasks(GETPOST('task_parent'),$projectid?$projectid:$object->id, 'task_parent', 0, 0, 1, 1);
 	print '</td></tr>';
 
diff --git a/htdocs/projet/tasks/task.php b/htdocs/projet/tasks/task.php
index e539adf4f41..f416a71b432 100644
--- a/htdocs/projet/tasks/task.php
+++ b/htdocs/projet/tasks/task.php
@@ -194,7 +194,7 @@ if ($action == 'remove_file' && $user->rights->projet->creer)
 
 /*
  * View
-*/
+ */
 
 
 llxHeader('', $langs->trans("Task"));
@@ -376,7 +376,7 @@ if ($id > 0 || ! empty($ref))
 			}
 
 			// Task parent
-			print '<tr><td>'.$langs->trans("ChildOfTask").'</td><td>';
+			print '<tr><td>'.$langs->trans("ChildOfProjectTask").'</td><td>';
 			print $formother->selectProjectTasks($object->fk_task_parent, $projectstatic->id, 'task_parent', ($user->admin?0:1), 0, 0, 0, $object->id);
 			print '</td></tr>';