2 files changed, 2 insertions, 2 deletions

diff --git a/build.sh b/build.sh
index 7d78afeb..9e6a9986 100644
--- a/build.sh
+++ b/build.sh
@@ -18,7 +18,7 @@ build_opts=(--pull=true --no-cache --force-rm=true)
 for arch in ${arch};do
     if [[ ${arch} == arm64 ]]; then
         find . -name Dockerfile -exec sed -i \
-            -e "s|alpine:3.7|multiarch/alpine:arm64-v3.7|g" {} +
+            -e "s|alpine:3.8|multiarch/alpine:arm64-v3.8|g" {} +
     fi
     (cd docker &&   docker build "${build_opts[@]}" \
         -t "${repo}/${image}:${arch}-${tag}" .)
diff --git a/docker/Dockerfile b/docker/Dockerfile
index e7c51fd6..aa9bc243 100644
--- a/docker/Dockerfile
+++ b/docker/Dockerfile
@@ -1,4 +1,4 @@
-FROM alpine:3.7
+FROM alpine:3.8
 
 ARG BRANCH=master
 ARG OPENSTACK_TAG=stable/queens