From bb28dec957b027bb904f8e1fdeee4ddb93fd95f8 Mon Sep 17 00:00:00 2001
From: Michael Rennecke <michael.rennecke@gmail.com>
Date: Mon, 12 Jul 2021 19:23:16 +0200
Subject: [PATCH] update Debian

---
 Dockerfile | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/Dockerfile b/Dockerfile
index 63ebc02..3c79c52 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,4 +1,4 @@
-FROM debian:9
+FROM debian:10
 
 RUN apt update
 RUN apt install -y \