diff --git a/core-modules/006QubesAdminVm.py b/core-modules/006QubesAdminVm.py
index 89c4730f..4af560d7 100644
--- a/core-modules/006QubesAdminVm.py
+++ b/core-modules/006QubesAdminVm.py
@@ -57,7 +57,7 @@ class QubesAdminVm(QubesNetVm):
 
     @property
     def libvirt_domain(self):
-        return None
+        raise ValueError("Dom0 do not have libvirt object")
 
     @property
     def type(self):