diff --git a/README.md b/README.md
index 79ce4a3dc..227d51e45 100644
--- a/README.md
+++ b/README.md
@@ -1,3 +1,4 @@
+[![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)
 ![](https://github.com/FAIRmat-NFDI/pynxtools/actions/workflows/pytest.yml/badge.svg)
 ![](https://github.com/FAIRmat-NFDI/pynxtools/actions/workflows/pylint.yml/badge.svg)
 ![](https://github.com/FAIRmat-NFDI/pynxtools/actions/workflows/publish.yml/badge.svg)