diff --git a/Dockerfile b/Dockerfile
index 1ba9b3f..96102f8 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,2 +1,3 @@
 FROM docker.io/library/node:20-bookworm
-RUN apt-get update && apt-get install -y docker.io
+LABEL org.opencontainers.image.authors="Stefan Brand <seiichiro@seiichiro0185.org>"
+RUN apt-get update && apt-get -y full-upgrade && apt-get install -y docker.io && apt-get clean && rm -rf /var/lib/apt/lists/*