diff --git a/Dockerfile b/Dockerfile
index 8d2103d..fe2115d 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,10 +1,19 @@
 FROM golang:latest
 MAINTAINER Liang Ding <dl88250@gmail.com>
 
+RUN go get github.com/88250/ide_stub
+RUN go get github.com/nsf/gocode
+RUN go get github.com/bradfitz/goimports
+
 ADD . /go/src/github.com/b3log/wide
 WORKDIR /go/src/github.com/b3log/wide
+RUN go get
+RUN go build
 
-CMD ["./docker.sh"]
+RUN cp -r . /root/wide
+WORKDIR /root/wide
+RUN rm -rf /go/pkg /go/src/*
+RUN mv ./hello /go/src/hello
 
 ENV GOROOT /usr/src/go
 
diff --git a/docker.sh b/docker.sh
deleted file mode 100755
index a859222..0000000
--- a/docker.sh
+++ /dev/null
@@ -1,15 +0,0 @@
-#!/bin/bash
-
-# Make docker image.
-
-go get
-go build
-cp -r . /root/wide
-
-go get github.com/88250/ide_stub
-go get github.com/nsf/gocode
-go get github.com/bradfitz/goimports
-
-cd /root/wide
-rm -rf /go/pkg /go/src
-mv ./hello /go/src/