diff --git a/Dockerfile b/Dockerfile
index 7b0f5ae..1da6e0c 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,4 +1,4 @@
-FROM debian:latest
+FROM debian:buster
 
 LABEL Maintainer="Wolfgang Hottgenroth <woho@hottis.de>"
 LABEL ImageName="registry.hottis.de/dockerized/mosquitto-with-auth"
diff --git a/VERSION b/VERSION
index 49d5957..3b04cfb 100644
--- a/VERSION
+++ b/VERSION
@@ -1 +1 @@
-0.1
+0.2