diff --git a/examples/tree.py b/examples/tree.py
index 4474e360..8868e5da 100644
--- a/examples/tree.py
+++ b/examples/tree.py
@@ -47,5 +47,5 @@ else:
         f":open_file_folder: [link file://{directory}]{directory}",
         guide_style="bold bright_blue",
     )
-    walk_directory(directory, tree)
+    walk_directory(pathlib.Path(directory), tree)
     print(tree)