diff --git a/apps/perms/api/asset_permission.py b/apps/perms/api/asset_permission.py
index 68f01d2e3..0243f8f1b 100644
--- a/apps/perms/api/asset_permission.py
+++ b/apps/perms/api/asset_permission.py
@@ -73,14 +73,17 @@ class AssetPermissionViewSet(OrgModelViewSet):
         node_id = self.request.query_params.get('node_id')
         node_name = self.request.query_params.get('node')
         if node_id:
-            node = get_object_or_none(Node, pk=node_id)
+            _nodes = Node.objects.filter(pk=node_id)
         elif node_name:
-            node = get_object_or_none(Node, name=node_name)
+            _nodes = Node.objects.filter(value=node_name)
         else:
             return queryset
-        if not node:
+        if not _nodes:
             return queryset.none()
-        nodes = node.get_ancestors(with_self=True)
+
+        nodes = set()
+        for node in _nodes:
+            nodes |= set(node.get_ancestors(with_self=True))
         queryset = queryset.filter(nodes__in=nodes)
         return queryset
 
diff --git a/apps/perms/models/base.py b/apps/perms/models/base.py
index b36d009b3..878d9d739 100644
--- a/apps/perms/models/base.py
+++ b/apps/perms/models/base.py
@@ -29,7 +29,7 @@ class BasePermissionQuerySet(models.QuerySet):
         return self.filter(is_active=False)
 
     def invalid(self):
-        now = timezone.now
+        now = timezone.now()
         q = (
             Q(is_active=False) |
             Q(date_start__gt=now) |