diff --git a/setup.py b/setup.py
index d1f3edd..f333a1b 100644
--- a/setup.py
+++ b/setup.py
@@ -40,7 +40,7 @@ setup(
     name="pydu",
     version=__version__,
     description="Useful data structures, utils for Python.",
-    long_description=open('README.rst', **open_kwargs).read(),
+    long_description=open('README.md', **open_kwargs).read(),
     author="Prodesire",
     author_email='wangbinxin001@126.com',
     license='MIT License',