diff --git a/flask_kvsession/__init__.py b/flask_kvsession/__init__.py
index 64d3cea..bf0ee7e 100644
--- a/flask_kvsession/__init__.py
+++ b/flask_kvsession/__init__.py
@@ -234,7 +234,7 @@ def cleanup_sessions(self, app=None):
         sessions.
 
         :param app: The app whose sessions should be cleaned up. If ``None``,
-                    uses :py:attr:`flask.current_app`."""
+                    uses :py:data:`~flask.current_app`."""
 
         if not app:
             app = current_app