From 14b5a4b7098941c89788a1bc43f12f46f123a5c1 Mon Sep 17 00:00:00 2001
From: "renovate[bot]" <29139614+renovate[bot]@users.noreply.github.com>
Date: Fri, 6 Dec 2024 02:23:44 +0000
Subject: [PATCH] Update alpine Docker tag to v3.21

---
 packaging/docker/x86-alpine/Dockerfile | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/packaging/docker/x86-alpine/Dockerfile b/packaging/docker/x86-alpine/Dockerfile
index 7143e06..2770780 100644
--- a/packaging/docker/x86-alpine/Dockerfile
+++ b/packaging/docker/x86-alpine/Dockerfile
@@ -1,14 +1,14 @@
 # use multi stage dockerfile to first create a virtualenv,
 # then copy the virtualenv (without all build deps) into target image
 
-FROM alpine:3.19 as build
+FROM alpine:3.21 as build
 RUN apk -U update && apk -U upgrade
 RUN apk -U add python3 py3-virtualenv python3-dev gcc musl-dev linux-headers
 ADD src /src
 RUN virtualenv /usr/local/dyndnsc && \
     /usr/local/dyndnsc/bin/pip install /src
 
-FROM alpine:3.19
+FROM alpine:3.21
 RUN apk -U update && \
     apk -U upgrade && \
     apk -U add --no-cache python3 && \