diff --git a/tests/hermes_cli/test_codex_runtime_plugin_migration.py b/tests/hermes_cli/test_codex_runtime_plugin_migration.py
index a43e693418..42d3e131ed 100644
--- a/tests/hermes_cli/test_codex_runtime_plugin_migration.py
+++ b/tests/hermes_cli/test_codex_runtime_plugin_migration.py
@@ -479,7 +479,7 @@ class TestSameNameUserMcpTable:
         target.write_text('[mcp_servers.gbrain]\ncommand = "a"\n[mcp_servers.gbrain]\ncommand = "b"\n',
                           encoding="utf-8")
         monkeypatch.setattr(crpm, "_query_codex_plugins",
-                            lambda codex_home=None, timeout=8.0: ([], "plugin/list query failed"))
+                            lambda codex_home=None, timeout=8.0, **_kw: ([], "plugin/list query failed"))
         report = migrate({}, codex_home=tmp_path, discover_plugins=True, expose_hermes_tools=False)
         assert "re-run `hermes codex-runtime migrate` to migrate plugins" in (report.plugin_query_error or "")
         assert "existing config.toml was unloadable" in report.summary()