diff --git a/Software/Development/Language/Go/Basic/Golang_安装_Packages.md b/Software/Development/Language/Go/Basic/Golang_安装_Packages.md
index baa859b..7b7bc53 100644
--- a/Software/Development/Language/Go/Basic/Golang_安装_Packages.md
+++ b/Software/Development/Language/Go/Basic/Golang_安装_Packages.md
@@ -7,6 +7,7 @@ go 默认使用的是 proxy.golang.org，在国内无法访问。
 换一个国内能访问的代理地址：<https://goproxy.cn>，命令如下：
 
 ```bash
+go env -w GO111MODULE=on
 go env -w GOPROXY=https://goproxy.cn
 ```
 
@@ -15,7 +16,7 @@ go env -w GOPROXY=https://goproxy.cn
 以安装 guru 为例：
 
 ```bash
-go get   golang.org/x/tools/cmd/guru
+go get golang.org/x/tools/cmd/guru
 go build golang.org/x/tools/cmd/guru
 mv guru $(go env GOROOT)/bin
 ```