diff --git a/tests/domain/test_portfolio_state_machine.py b/tests/domain/test_portfolio_state_machine.py
index 2784518f..a91a63c3 100644
--- a/tests/domain/test_portfolio_state_machine.py
+++ b/tests/domain/test_portfolio_state_machine.py
@@ -132,6 +132,7 @@ def test_attach_machine(portfolio):
         "start",
         "reset",
         "fail",
+        "complete",
         "create_tenant",
         "finish_tenant",
         "fail_tenant",