diff --git a/python/docs/source/reference/index.rst b/python/docs/source/reference/index.rst
index 6d11e10df18c4..5ea127f6d9e3f 100644
--- a/python/docs/source/reference/index.rst
+++ b/python/docs/source/reference/index.rst
@@ -22,6 +22,8 @@ API Reference
 
 This page lists an overview of all public PySpark modules, classes, functions and methods.
 
+Pandas API on Spark follows the API specifications of latest pandas release.
+
 .. toctree::
    :maxdepth: 2