diff --git a/contrib/docker/alpine/Dockerfile b/contrib/docker/alpine/Dockerfile
index fb4fbfaa..8614db36 100644
--- a/contrib/docker/alpine/Dockerfile
+++ b/contrib/docker/alpine/Dockerfile
@@ -1,11 +1,11 @@
-FROM docker.io/golang:alpine as builder
+FROM docker.io/golang:1.12-alpine as builder
 
 COPY . /src
 WORKDIR /src
 
 ENV CGO_ENABLED=0
 
-RUN apk add git && ./build 
+RUN apk add git && ./build
 
 FROM docker.io/alpine
 LABEL maintainer="Christer Waren/CWINFO <christer.waren@cwinfo.org>"
diff --git a/contrib/docker/scratch/Dockerfile b/contrib/docker/scratch/Dockerfile
index 2239818f..666fc8e7 100644
--- a/contrib/docker/scratch/Dockerfile
+++ b/contrib/docker/scratch/Dockerfile
@@ -1,4 +1,4 @@
-FROM golang as builder
+FROM golang:1.12 as builder
 
 WORKDIR /src
 COPY . .