diff --git a/3.9/Dockerfile b/3.9/Dockerfile
index f86f597..2cfc229 100644
--- a/3.9/Dockerfile
+++ b/3.9/Dockerfile
@@ -1,4 +1,4 @@
-FROM python:3.9.21-slim-bookworm@sha256:e52ca5f579cc58fed41efcbb55a0ed5dccf6c7a156cba76acfb4ab42fc19dd00
+FROM python:3.9.21-slim-bookworm@sha256:8705397b2789a2c5e95d3f256758a32846d289ee58354c4c46f4ff16672ba9ff
 
 # renovate: datasource=pypi depName=poetry versioning=semver
 ENV POETRY_VERSION 2.1.2