From b11d59208d238593e54bf494e330fc97da0ca563 Mon Sep 17 00:00:00 2001
From: Paolo Asperti <paolo@asperti.com>
Date: Sun, 12 Dec 2021 15:02:53 +0100
Subject: [PATCH] os upgrade

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

diff --git a/Dockerfile b/Dockerfile
index 45890a9..237f820 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,4 +1,4 @@
-FROM alpine:3.13
+FROM alpine:3.15
 
 RUN \
     apk upgrade --update --no-cache && \