diff --git a/README.md b/README.md
index d639cef43..ec90931a4 100644
--- a/README.md
+++ b/README.md
@@ -2319,7 +2319,7 @@ If you add a dependency on a package with native code, you need to build the
 wheel manually:
 
 ```
-(.venv) ~/workspace/hca/azul$ docker run -it -v ${project_root}/:/root/azul python:3.12.6-slim-bullseye bash
+(.venv) ~/workspace/hca/azul$ docker run -it -v ${project_root}/:/root/azul python:3.12.6-slim-bookworm bash
 
 root@97804cb60d95:/# pip --version
 pip 24.2 from /usr/local/lib/python3.12/site-packages/pip (python 3.12)