diff --git a/addons/fleet/board_fleet_view.xml b/addons/fleet/board_fleet_view.xml
index d37a0b4daf6..35135f6bba4 100644
--- a/addons/fleet/board_fleet_view.xml
+++ b/addons/fleet/board_fleet_view.xml
@@ -7,7 +7,7 @@
fleet.vehicle
-
+
@@ -48,6 +48,7 @@
form
tree
+ [('parent_id','=',False)]
diff --git a/addons/fleet/fleet_view.xml b/addons/fleet/fleet_view.xml
index 44d622728bc..9e7d6cb3c5c 100644
--- a/addons/fleet/fleet_view.xml
+++ b/addons/fleet/fleet_view.xml
@@ -866,7 +866,7 @@
Vehicle Costs
fleet.vehicle.cost
form
- tree,form
+ tree,form,graph
{"search_default_parent_false" : True}