diff --git a/3.9/Dockerfile b/3.9/Dockerfile
index 95e8ac9..09f940b 100644
--- a/3.9/Dockerfile
+++ b/3.9/Dockerfile
@@ -1,4 +1,4 @@
-FROM python:3.9.22-slim-bookworm@sha256:d60f4faf81692f28eb6dc71da30604bc6ad0b5a6120f03d963b20945560f96ae
+FROM python:3.9.22-slim-bookworm@sha256:4f9e8cc71de3723110ea3b9b41f0d0470308e8b2bec65f3948e3919dd9f6c24c
 
 # renovate: datasource=pypi depName=poetry versioning=semver
 ENV POETRY_VERSION 2.1.2