From 1de7d9bea46e7eb3c317f50d0ab3809475acd559 Mon Sep 17 00:00:00 2001
From: SchutteJan <4732389+SchutteJan@users.noreply.github.com>
Date: Fri, 12 Jul 2024 12:55:25 +0200
Subject: [PATCH] Bump debian distribution for images

---
 ci/refreeze                         | 2 +-
 images/hub/Dockerfile               | 4 ++--
 images/singleuser-sample/Dockerfile | 4 ++--
 3 files changed, 5 insertions(+), 5 deletions(-)

diff --git a/ci/refreeze b/ci/refreeze
index eef16f9154..91ae4fd4ab 100755
--- a/ci/refreeze
+++ b/ci/refreeze
@@ -13,7 +13,7 @@ for img in ${IMAGES}; do
         --volume="$PWD:/io" \
         --workdir=/io \
         --user=root \
-        python:3.11-bullseye \
+        python:3.11-bookworm \
         sh -c 'pip install pip-tools==7.* && pip-compile --allow-unsafe --strip-extras --upgrade'
     popd
 done
diff --git a/images/hub/Dockerfile b/images/hub/Dockerfile
index b9bda8ef53..3bd92069ab 100644
--- a/images/hub/Dockerfile
+++ b/images/hub/Dockerfile
@@ -10,7 +10,7 @@
 # NOTE: If the image version is updated, also update it in ci/refreeze and
 #       singleuser-sample's Dockerfile!
 #
-FROM python:3.11-bullseye as build-stage
+FROM python:3.11-bookworm as build-stage
 
 # Build wheels
 #
@@ -38,7 +38,7 @@ RUN --mount=type=cache,target=${PIP_CACHE_DIR} \
 # This stage is built and published as quay.io/jupyterhub/k8s-hub-slim. It is meant to
 # provide no non-essential packages.
 #
-FROM python:3.11-slim-bullseye as slim-stage
+FROM python:3.11-slim-bookworm as slim-stage
 ENV DEBIAN_FRONTEND=noninteractive
 
 ARG NB_USER=jovyan \
diff --git a/images/singleuser-sample/Dockerfile b/images/singleuser-sample/Dockerfile
index b4f4a5ab1d..8c3e832cd5 100644
--- a/images/singleuser-sample/Dockerfile
+++ b/images/singleuser-sample/Dockerfile
@@ -10,7 +10,7 @@
 # NOTE: If the image version is updated, also update it in ci/refreeze and
 #       hub's Dockerfile!
 #
-FROM python:3.11-bullseye as build-stage
+FROM python:3.11-bookworm as build-stage
 
 # Build wheels
 #
@@ -30,7 +30,7 @@ RUN --mount=type=cache,target=${PIP_CACHE_DIR} \
 # The final stage
 # ---------------
 #
-FROM python:3.11-slim-bullseye
+FROM python:3.11-slim-bookworm
 ENV DEBIAN_FRONTEND=noninteractive
 
 ENV NB_USER=jovyan \