diff --git a/.DS_Store b/.DS_Store
new file mode 100644
index 0000000..5a61d3d
Binary files /dev/null and b/.DS_Store differ
diff --git a/tosfs/core.py b/tosfs/core.py
index 9464933..b90a449 100644
--- a/tosfs/core.py
+++ b/tosfs/core.py
@@ -442,6 +442,10 @@ def ls_iterate(
 
         path = self._strip_protocol(path)
         bucket, key, _ = self._split_path(path)
+
+        if recursive and self._is_hns_bucket(bucket):
+            raise ValueError("Recursive listing is not supported for HNS bucket.")
+
         prefix = key.lstrip("/") + "/" if key else ""
         continuation_token = ""
         is_truncated = True
diff --git a/tosfs/tests/test_tosfs.py b/tosfs/tests/test_tosfs.py
index 945d4bb..f7b9d6e 100644
--- a/tosfs/tests/test_tosfs.py
+++ b/tosfs/tests/test_tosfs.py
@@ -129,19 +129,22 @@ def test_ls_iterate(
     assert len(result) == len([dir_name, another_dir_name])
 
     # Test list recursively
-    expected = [
-        f"{bucket}/{temporary_workspace}/{dir_name}",
-        f"{bucket}/{temporary_workspace}/{dir_name}/{file_name}",
-        f"{bucket}/{temporary_workspace}/{dir_name}/{sub_dir_name}",
-        f"{bucket}/{temporary_workspace}/{dir_name}/{sub_dir_name}/{sub_file_name}",
-        f"{bucket}/{temporary_workspace}/{another_dir_name}",
-    ]
-    result = [
-        item
-        for batch in tosfs.ls_iterate(f"{bucket}/{temporary_workspace}", recursive=True)
-        for item in batch
-    ]
-    assert sorted(result) == sorted(expected)
+    if tosfs._is_fns_bucket(bucket):
+        expected = [
+            f"{bucket}/{temporary_workspace}/{dir_name}",
+            f"{bucket}/{temporary_workspace}/{dir_name}/{file_name}",
+            f"{bucket}/{temporary_workspace}/{dir_name}/{sub_dir_name}",
+            f"{bucket}/{temporary_workspace}/{dir_name}/{sub_dir_name}/{sub_file_name}",
+            f"{bucket}/{temporary_workspace}/{another_dir_name}",
+        ]
+        result = [
+            item
+            for batch in tosfs.ls_iterate(
+                f"{bucket}/{temporary_workspace}", recursive=True
+            )
+            for item in batch
+        ]
+        assert sorted(result) == sorted(expected)
 
 
 def test_inner_rm(tosfs: TosFileSystem, bucket: str, temporary_workspace: str) -> None: