diff --git a/tests/hermes_cli/test_update_autostash.py b/tests/hermes_cli/test_update_autostash.py
index c112b83d373..d89d830b140 100644
--- a/tests/hermes_cli/test_update_autostash.py
+++ b/tests/hermes_cli/test_update_autostash.py
@@ -25,13 +25,13 @@ def _patch_managed_uv(request):
 
     # resolve_uv delegates to shutil.which("uv") so that test patches
     # on shutil.which flow through naturally.
-    def _fake_resolve_uv():
+    def _fake_resolve_uv(**kwargs):
         return shutil.which("uv")
 
-    def _fake_ensure_uv():
+    def _fake_ensure_uv(**kwargs):
         return shutil.which("uv")
 
-    def _fake_update_managed_uv():
+    def _fake_update_managed_uv(**kwargs):
         return None  # never actually self-update in tests
 
     with patch("hermes_cli.managed_uv.resolve_uv", side_effect=_fake_resolve_uv), \