diff --git a/README.md b/README.md
index b8c833f..b3b4b8a 100644
--- a/README.md
+++ b/README.md
@@ -13,7 +13,7 @@ Note that GPU-based implementations are NOT included in this package.
 If you find this package useful for your project, please consider leaving a comment [here](https://github.com/koide3/small_gicp/issues/3). It would help the author receive recognition in his organization and keep working on this project.
 
 
-[![Build](https://github.com/koide3/small_gicp/actions/workflows/build.yml/badge.svg)](https://github.com/koide3/small_gicp/actions/workflows/build.yml)
+[![Build](https://github.com/koide3/small_gicp/actions/workflows/build.yml/badge.svg)](https://github.com/koide3/small_gicp/actions/workflows/build.yml) [![Test](https://github.com/koide3/small_gicp/actions/workflows/test.yml/badge.svg)](https://github.com/koide3/small_gicp/actions/workflows/test.yml)
 
 ## Requirements