diff --git a/lib/cdist/core/__init__.py b/lib/cdist/core/__init__.py
index ac5bbf2f..c61c659b 100644
--- a/lib/cdist/core/__init__.py
+++ b/lib/cdist/core/__init__.py
@@ -23,6 +23,7 @@ from cdist.core.type import Type
 from cdist.core.type import NoSuchTypeError
 from cdist.core.object import Object
 from cdist.core.object import IllegalObjectIdError
+from cdist.core.object import OBJECT_MARKER
 from cdist.core.explorer import Explorer
 from cdist.core.manifest import Manifest
 from cdist.core.code import Code