diff --git a/Dockerfile b/Dockerfile
index c4454e2..bbfcadd 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,4 +1,4 @@
-FROM debian:buster
+FROM debian:bullseye
 MAINTAINER Adrian Dvergsdal [atmoz.net]
 
 # Steps done in one RUN layer: