Update install_osx.md

http://openresty.org/cn/installation.html Already updated the install code.
moonbingbing · Mar 8, 2018 · 7f936d5 · 7f936d5
1 parent b0b5357
commit 7f936d5
Showing 1 changed file with 5 additions and 3 deletions.
diff --git a/openresty/install_osx.md b/openresty/install_osx.md
@@ -6,10 +6,12 @@
 你只需运行下面的命令：
 
 ```shell
-brew tap homebrew/nginx
-brew install homebrew/nginx/openresty
+brew install openresty/brew/openresty
+```
+如果你之前是从 homebrew/nginx 安装的 OpenResty，请先执行：
+```shell
+brew untap homebrew/nginx
 ```
-
 如果一切顺利，OpenResty 应该已经安装好了。
 接下来，我们就可以进入到后面的章节 [HelloWorld](helloworld.md) 学习。