diff --git a/lib/objects.py b/lib/objects.py
index 0629529b060ff7b8bfc210b2ae86e2ae62cca49b..2cfd8588ada703b5cb57b0c485f1f5d31df4fd5d 100644
--- a/lib/objects.py
+++ b/lib/objects.py
@@ -491,6 +491,8 @@ class Instance(TaggableObject):
     "disks",
     "disk_template",
     "network_port",
+    "kernel_path",
+    "initrd_path",
     ]
 
   def _ComputeSecondaryNodes(self):