diff --git a/README.md b/README.md
index c5ba4a6..777240e 100644
--- a/README.md
+++ b/README.md
@@ -131,7 +131,7 @@ The example scripts are under [test/](https://github.com/thu-ml/tianshou/blob/ma
 | RL Platform                                                  | Documentation                                                | Code Coverage                                                | Type Hints         | Last Update                                                  |
 | ------------------------------------------------------------ | ------------------------------------------------------------ | ------------------------------------------------------------ | ------------------ | ------------------------------------------------------------ |
 | [Baselines](https://github.com/openai/baselines)             | :x:                                                          | :x:                                                          | :x:                | ![GitHub last commit](https://img.shields.io/github/last-commit/openai/baselines?label=last%20update) |
-| [Stable-Baselines](https://github.com/hill-a/stable-baselines) | [![Documentation Status](https://readthedocs.org/projects/stable-baselines/badge/?version=master)](https://stable-baselines.readthedocs.io/en/master/?badge=master) | [![Codacy Badge](https://api.codacy.com/project/badge/Coverage/3bcb4cd6d76a4270acb16b5fe6dd9efa)](https://www.codacy.com/app/baselines_janitors/stable-baselines?utm_source=github.com&utm_medium=referral&utm_content=hill-a/stable-baselines&utm_campaign=Badge_Coverage) | :x:                | ![GitHub last commit](https://img.shields.io/github/last-commit/hill-a/stable-baselines?label=last%20update) |
+| [Stable-Baselines](https://github.com/hill-a/stable-baselines) | [![Documentation Status](https://readthedocs.org/projects/stable-baselines/badge/?version=master)](https://stable-baselines.readthedocs.io/en/master/?badge=master) | [![coverage](https://img.shields.io/badge/coverage-86%25-brightgreen.svg?style=flat)](https://www.codacy.com/app/baselines_janitors/stable-baselines?utm_source=github.com&utm_medium=referral&utm_content=hill-a/stable-baselines&utm_campaign=Badge_Coverage) <!-- https://github.com/thu-ml/tianshou/issues/249#issuecomment-895882193 --> | :x:                | ![GitHub last commit](https://img.shields.io/github/last-commit/hill-a/stable-baselines?label=last%20update) |
 | [Stable-Baselines3](https://github.com/DLR-RM/stable-baselines3) | [![Documentation Status](https://readthedocs.org/projects/stable-baselines/badge/?version=master)](https://stable-baselines3.readthedocs.io/en/master/?badge=master) | [![coverage report](https://gitlab.com/araffin/stable-baselines3/badges/master/coverage.svg)](https://gitlab.com/araffin/stable-baselines3/-/commits/master) | :heavy_check_mark: | ![GitHub last commit](https://img.shields.io/github/last-commit/DLR-RM/stable-baselines3?label=last%20update) |
 | [Ray/RLlib](https://github.com/ray-project/ray/tree/master/rllib/) | [![](https://readthedocs.org/projects/ray/badge/?version=master)](http://docs.ray.io/en/master/rllib.html) | :heavy_minus_sign:<sup>(1)</sup>                             | :heavy_check_mark: | ![GitHub last commit](https://img.shields.io/github/last-commit/ray-project/ray?label=last%20update) |
 | [SpinningUp](https://github.com/openai/spinningup)           | [![](https://img.shields.io/readthedocs/spinningup)](https://spinningup.openai.com/) | :x:                                                          | :x:                | ![GitHub last commit](https://img.shields.io/github/last-commit/openai/spinningup?label=last%20update) |