diff --git a/coriolis/tests/__init__.py b/coriolis/tests/__init__.py
index e69de29b..b202e30a 100644
--- a/coriolis/tests/__init__.py
+++ b/coriolis/tests/__init__.py
@@ -0,0 +1,10 @@
+# Copyright 2024 Cloudbase Solutions Srl
+# All Rights Reserved.
+
+from oslotest import mock_fixture
+
+# NOTE(claudiub): this needs to be called before any mock.patch calls are
+# being done, and especially before any other test classes load. This fixes
+# the mock.patch autospec issue:
+# https://github.com/testing-cabal/mock/issues/396
+#mock_fixture.patch_mock_module()