diff --git a/torchx/runtime/hpo/test/ax_test.py b/torchx/runtime/hpo/test/ax_test.py
index 1123561c5..cf343b6de 100644
--- a/torchx/runtime/hpo/test/ax_test.py
+++ b/torchx/runtime/hpo/test/ax_test.py
@@ -66,7 +66,7 @@ def setUp(self) -> None:
             tracker_base=self.test_dir,
             component=utils.booth,
             scheduler="local_cwd",
-            scheduler_args=RunConfig({"log_dir": self.test_dir, "prepend_cwd": True}),
+            scheduler_args=RunConfig({"prepend_cwd": True}),
         )
 
     def tearDown(self) -> None: