diff --git a/certbot/Dockerfile b/certbot/Dockerfile
index ce9487a..cec19cc 100644
--- a/certbot/Dockerfile
+++ b/certbot/Dockerfile
@@ -1,4 +1,4 @@
-FROM debian:buster-slim
+FROM debian:bookworm-slim
 
 ARG DEBIAN_FRONTEND=noninteractive
 RUN apt-get update \