diff --git a/tests/load/conftest.py b/tests/load/conftest.py
index f3ac03fce4..be41941f80 100644
--- a/tests/load/conftest.py
+++ b/tests/load/conftest.py
@@ -10,7 +10,8 @@
 def default_buckets_env(request) -> Iterator[str]:
     """Parametrized fixture to configure filesystem destination bucket in env for each test bucket"""
     os.environ["DESTINATION__FILESYSTEM__BUCKET_URL"] = request.param
-    os.environ["DESTINATION__FILESYSTEM__KWARGS"] = '{"auto_mkdir": true}'
+    if request.param.startswith("file://"):
+        os.environ["DESTINATION__FILESYSTEM__KWARGS"] = '{"auto_mkdir": true}'
     yield request.param