diff --git a/inventory.py b/inventory.py
index cd4640f67d..dc55d37a01 100644
--- a/inventory.py
+++ b/inventory.py
@@ -129,7 +129,7 @@ class Inventory(Workflow, ModelSQL, ModelView):
 
     @classmethod
     def view_attributes(cls):
-        return [
+        return super().view_attributes() + [
             ('/tree', 'visual', If(Eval('state') == 'cancelled', 'muted', '')),
             ]
 
diff --git a/move.py b/move.py
index 527b5b7a13..049bc6998e 100644
--- a/move.py
+++ b/move.py
@@ -600,7 +600,7 @@ class Move(Workflow, ModelSQL, ModelView):
 
     @classmethod
     def view_attributes(cls):
-        return [
+        return super().view_attributes() + [
             ('/tree', 'visual', If(Eval('state') == 'cancelled', 'muted', '')),
             ]
 
diff --git a/shipment.py b/shipment.py
index 7cf80833de..329b37f569 100644
--- a/shipment.py
+++ b/shipment.py
@@ -24,7 +24,7 @@ class ShipmentMixin:
 
     @classmethod
     def view_attributes(cls):
-        return [
+        return super().view_attributes() + [
             ('/tree', 'visual', If(Eval('state') == 'cancelled', 'muted', '')),
             ]