diff --git a/Dockerfile b/Dockerfile
index 72fbec8..1625deb 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,4 +1,4 @@
-FROM ubuntu:focal-20231003
+FROM ubuntu:focal-20231211
 LABEL maintainer "fsdevops@evry.com"
 #avoid interactive dialouges from apt:
 ENV DEBIAN_FRONTEND=noninteractive LANG=C.UTF-8