From 7d8aa793aafc15ba9528e46ad5b6f361da769ec2 Mon Sep 17 00:00:00 2001
From: Steffen Vogel <post@steffenvogel.de>
Date: Tue, 31 Aug 2021 13:39:03 +0200
Subject: [PATCH] docker: fix Alpine images

---
 packaging/docker/Dockerfile.alpine | 6 ++++--
 1 file changed, 4 insertions(+), 2 deletions(-)

diff --git a/packaging/docker/Dockerfile.alpine b/packaging/docker/Dockerfile.alpine
index 789a8cd93..64e86c154 100644
--- a/packaging/docker/Dockerfile.alpine
+++ b/packaging/docker/Dockerfile.alpine
@@ -21,7 +21,9 @@
 # along with this program.  If not, see <http://www.gnu.org/licenses/>.
 ###################################################################################
 
-FROM alpine:3.13.1 AS dev
+
+ARG ALPINE_VERSION=3.13.1
+FROM alpine:${ALPINE_VERSION} AS dev
 
 ARG DISTRO=alpine
 ARG ARCH=x86_64
@@ -105,7 +107,7 @@ RUN --security=insecure \
 		  -DCMAKE_PREFIX_PATH=${PREFIX} .. && \
 	make -j8 install
 
-FROM alpine:edge AS app
+FROM alpine:${ALPINE_VERSION} AS app
 
 ARG DISTRO=alpine
 ARG ARCH=x86_64