diff --git a/rwx/fs/__init__.py b/rwx/fs/__init__.py
index 7595335..21ead50 100644
--- a/rwx/fs/__init__.py
+++ b/rwx/fs/__init__.py
@@ -19,7 +19,11 @@ def create_image(file_path: str, size_bytes: int) -> None:
 
 
 def empty_file(path: Path) -> None:
-    """Empty the file at provided path."""
+    """Empty the file at provided path.
+
+    :param path: target file to empty
+    :type path: Path
+    """
     write(path, "")