diff --git a/README.md b/README.md
index 10e8d59..a43602b 100644
--- a/README.md
+++ b/README.md
@@ -2,7 +2,7 @@
 
 [![CI](https://github.com/wattai/sound-source-position-estimation/actions/workflows/ci.yml/badge.svg)](https://github.com/wattai/sound-source-position-estimation/actions/workflows/ci.yml)
 [![Ruff](https://img.shields.io/endpoint?url=https://raw.githubusercontent.com/astral-sh/ruff/main/assets/badge/v2.json)](https://github.com/astral-sh/ruff)
-![Codecov](https://img.shields.io/codecov/c/github/wattai/sound-source-position-estimation)
+[![codecov](https://codecov.io/gh/wattai/sound-source-position-estimation/graph/badge.svg?token=NU4916R3R8)](https://codecov.io/gh/wattai/sound-source-position-estimation)
 
 Brief description of the project and what it aims to accomplish.