diff --git a/cfc-devenv-base/.devcontainer/Dockerfile b/cfc-devenv-base/.devcontainer/Dockerfile
index 29c6207..5765533 100644
--- a/cfc-devenv-base/.devcontainer/Dockerfile
+++ b/cfc-devenv-base/.devcontainer/Dockerfile
@@ -1,4 +1,4 @@
-FROM mcr.microsoft.com/devcontainers/base:bullseye
+FROM mcr.microsoft.com/devcontainers/base:bookworm
 
 ARG USERNAME=vscode