diff --git a/README.rst b/README.rst
index ad4e73d..7ac4173 100644
--- a/README.rst
+++ b/README.rst
@@ -13,4 +13,12 @@ contributors.
 
 It is with Python versions from **2.7 to 3.6**.
 
+
+Installation
+------------
+pip install pydu
+
+
+Document
+--------
 For more information, please read documentation: `English <http://pydu.readthedocs.io/>`_ | `中文版 <http://pydu.readthedocs.io/zh/latest>`_.