diff --git a/Dockerfile b/Dockerfile
index 1083315..fb4c11d 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,4 +1,4 @@
-FROM  ubuntu:focal AS deploy-env
+FROM  ubuntu:jammy AS deploy-env
 ARG tag
 RUN apt-get update && apt-get --yes --no-install-recommends install libsqlite3-0 zlib1g libreadline8 libssl1.1 wget libvncclient1 libjpeg-turbo8 openssh-client tar tree
 RUN apt clean &&  rm -rf /var/lib/apt/lists/*