diff --git a/mumble-django/Dockerfile b/mumble-django/Dockerfile
index 115899f..2d3a269 100644
--- a/mumble-django/Dockerfile
+++ b/mumble-django/Dockerfile
@@ -1,4 +1,4 @@
-FROM debian:stretch-slim
+FROM ubuntu:focal
 
 RUN apt-get update 
 RUN apt install -y mercurial patch