diff --git a/README.md b/README.md
index b561975b..72c31b29 100644
--- a/README.md
+++ b/README.md
@@ -1,5 +1,6 @@
 [![DOI](https://zenodo.org/badge/483941812.svg)](https://zenodo.org/doi/10.5281/zenodo.11146937)
 [![test](https://github.com/fmi-faim/faim-ipa/actions/workflows/test.yml/badge.svg)](https://github.com/fmi-faim/faim-ipa/actions/workflows/test.yml)
+[![codecov](https://codecov.io/gh/fmi-faim/faim-ipa/graph/badge.svg?token=YQ4W0A9RZL)](https://codecov.io/gh/fmi-faim/faim-ipa)
 [![PyPI - Version](https://img.shields.io/pypi/v/faim-ipa.svg)](https://pypi.org/project/faim-ipa)
 [![PyPI - Python Version](https://img.shields.io/pypi/pyversions/faim-ipa.svg)](https://pypi.org/project/faim-ipa)