diff --git a/Dockerfile b/Dockerfile
index 118894e..04c5aa1 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -2,16 +2,17 @@ FROM golang:alpine
 
 COPY src /go/src/github.com/tiagoapimenta/nginx-ldap-auth
 
-RUN cd /go/src/github.com/tiagoapimenta/nginx-ldap-auth &&
-	go get -u gopkg.in/yaml.v2 &&
-	go get -u gopkg.in/ldap.v2 &&
+RUN cd /go/src/github.com/tiagoapimenta/nginx-ldap-auth && \
+	apk add --no-cache git && \
+	go get -u gopkg.in/yaml.v2 && \
+	go get -u gopkg.in/ldap.v2 && \
 	go build -ldflags='-s -w' -v -o /go/bin/nginx-ldap-auth .
 
 FROM alpine
 
 MAINTAINER Tiago A. Pimenta <tiagoapimenta@gmail.com>
 
-COPY --from=0 /go/bin/nginx-ldap-auth/nginx-ldap-auth /usr/local/bin/nginx-ldap-auth
+COPY --from=0 /go/bin/nginx-ldap-auth /usr/local/bin/nginx-ldap-auth
 
 WORKDIR /tmp
 
@@ -19,6 +20,6 @@ VOLUME /etc/nginx-ldap-auth
 
 EXPOSE 5555
 
-USER nouser
+USER nobody
 
 CMD [ "nginx-ldap-auth", "--config", "/etc/nginx-ldap-auth/config.yaml" ]
diff --git a/build b/build
new file mode 100755
index 0000000..8e1450c
--- /dev/null
+++ b/build
@@ -0,0 +1,19 @@
+#!/bin/sh
+
+set -e
+
+image='docker.io/tpimenta/nginx-ldap-auth:latest'
+
+atexit() {
+	docker images -q -f dangling=true | xargs -r docker rmi
+}
+
+trap atexit INT TERM EXIT
+
+docker build \
+	--force-rm \
+	--no-cache \
+	--tag "$image" \
+	"$(dirname "$0")"
+
+docker push "$image"