diff --git a/Dockerfile b/Dockerfile
index 7fe3d40..ae825de 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,5 +1,5 @@
-ARG arch=amd64
-FROM multiarch/alpine:${arch}-latest-stable
+ARG arch=x86_64
+FROM multiarch/alpine:${arch}-v3.8
 
 RUN apk add --no-cache curl jq
 
diff --git a/build.sh b/build.sh
index b2b59df..ea15696 100644
--- a/build.sh
+++ b/build.sh
@@ -5,7 +5,7 @@ DOCKER_USERNAME=${2}
 DOCKER_PASSWORD=${3}
 DOCKER_REGESTRY=${4}
 declare -A ARCH_MAP
-ARCH_MAP[amd64]=amd64
+ARCH_MAP[x86_64]=x86_64
 ARCH_MAP[armhf]=arm
 ARCH_MAP[arm64]=arm64