diff --git a/testlib/dbus.py b/testlib/dbus.py
index 7de87b7..b2c4f4e 100644
--- a/testlib/dbus.py
+++ b/testlib/dbus.py
@@ -327,6 +327,9 @@ def pool_create(
             devices,
             (True, key_desc) if key_desc is not None else (False, ""),
             (True, clevis_info) if clevis_info is not None else (False, ("", "")),
+            (False, 0),
+            (False, ""),
+            (False, 0),
             timeout=StratisDbus._TIMEOUT,
         )