diff --git a/README.md b/README.md
index 71370d3478e..a51a0f15427 100644
--- a/README.md
+++ b/README.md
@@ -11,6 +11,7 @@
 [![License: MIT](https://img.shields.io/badge/License-MIT-success.svg)](https://opensource.org/licenses/MIT)
 [![DOI](https://zenodo.org/badge/DOI/10.5281/zenodo.3996439.svg)](https://doi.org/10.5281/zenodo.3996439)
 [![Downloads](https://shields.io/endpoint?url=https://pkgs.genieframework.com/api/v1/badge/Trixi)](https://pkgs.genieframework.com?packages=Trixi)
+[![OpenSSF Best Practices](https://www.bestpractices.dev/projects/8695/badge)](https://www.bestpractices.dev/projects/8695)
 <!-- [![GitHub commits since tagged version](https://img.shields.io/github/commits-since/trixi-framework/Trixi.jl/v0.3.43.svg?style=social&logo=github)](https://github.com/trixi-framework/Trixi.jl) -->
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