diff --git a/cython/README.md b/cython/README.md
index 65cebb90..bd8b5fda 100644
--- a/cython/README.md
+++ b/cython/README.md
@@ -1,6 +1,7 @@
+[![Version](https://img.shields.io/badge/version-3.0.0-yellow.svg)](https://github.com/KmolYuan/solvespace/releases/latest)
 [![Build status](https://ci.appveyor.com/api/projects/status/b2o8jw7xnfqghqr5?svg=true)](https://ci.appveyor.com/project/KmolYuan/solvespace)
-[![Build status](https://travis-ci.org/KmolYuan/solvespace.svg)](https://travis-ci.org/KmolYuan/solvespace)
-![OS](https://img.shields.io/badge/OS-Windows%2C%20Mac%20OS%2C%20Ubuntu-blue.svg)
+[![Build status](https://img.shields.io/travis/KmolYuan/solvespace.svg?logo=travis)](https://travis-ci.org/KmolYuan/solvespace)
+[![PyPI](https://img.shields.io/pypi/v/python-solvespace.svg)](https://pypi.org/project/python-solvespace/)
 [![GitHub license](https://img.shields.io/badge/license-GPLv3+-blue.svg)](https://raw.githubusercontent.com/KmolYuan/solvespace/master/LICENSE)
 
 python-solvespace