diff --git a/README.md b/README.md
index 6c4181f..774bdb7 100644
--- a/README.md
+++ b/README.md
@@ -1,11 +1,11 @@
 # drone-packer
 
 [![GoDoc](https://godoc.org/github.com/appleboy/drone-packer?status.svg)](https://godoc.org/github.com/appleboy/drone-packer)
-[![Build Status](http://drone.wu-boy.com/api/badges/appleboy/drone-packer/status.svg)](http://drone.wu-boy.com/appleboy/drone-packer)
+[![Build Status](https://cloud.drone.io/api/badges/appleboy/drone-packer/status.svg)](https://cloud.drone.io/appleboy/drone-packer)
 [![codecov](https://codecov.io/gh/appleboy/drone-packer/branch/master/graph/badge.svg)](https://codecov.io/gh/appleboy/drone-packer)
 [![Go Report Card](https://goreportcard.com/badge/github.com/appleboy/drone-packer)](https://goreportcard.com/report/github.com/appleboy/drone-packer)
 [![Docker Pulls](https://img.shields.io/docker/pulls/appleboy/drone-packer.svg)](https://hub.docker.com/r/appleboy/drone-packer/)
-[![](https://images.microbadger.com/badges/image/appleboy/drone-packer.svg)](https://microbadger.com/images/appleboy/drone-packer "Get your own image badge on microbadger.com")
+[![microbadger](https://images.microbadger.com/badges/image/appleboy/drone-packer.svg)](https://microbadger.com/images/appleboy/drone-packer "Get your own image badge on microbadger.com")
 [![Build status](https://ci.appveyor.com/api/projects/status/pmkfbnwtlf1fm45l/branch/master?svg=true)](https://ci.appveyor.com/project/appleboy/drone-packer/branch/master)
 
 Drone plugin for build Automated machine images with [Packer](https://www.packer.io/). For the usage information and a listing of the available options please take a look at [the docs](http://plugins.drone.io/drone-plugins/drone-packer/).
@@ -14,15 +14,6 @@ Drone plugin for build Automated machine images with [Packer](https://www.packer
 
 Build the binary with the following commands:
 
-```
+```sh
 go build
 ```
-
-## Docker
-
-Build the Docker image with the following commands:
-
-```
-GOOS=linux GOARCH=amd64 CGO_ENABLED=0 go build -a -tags netgo -o release/linux/amd64/drone-packer
-docker build --rm -t appleboy/drone-packer .
-```