From 4f7466a4a394345433ea02cf23155d455f3d99ab Mon Sep 17 00:00:00 2001
From: Joe <736777445@qq.com>
Date: Sat, 30 Jan 2021 19:23:56 +0800
Subject: [PATCH] Update 02-Installing-Java-and-the-Book-Examples.md

#642
---
 docs/book/02-Installing-Java-and-the-Book-Examples.md | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/docs/book/02-Installing-Java-and-the-Book-Examples.md b/docs/book/02-Installing-Java-and-the-Book-Examples.md
index 86f76082..e3350b02 100644
--- a/docs/book/02-Installing-Java-and-the-Book-Examples.md
+++ b/docs/book/02-Installing-Java-and-the-Book-Examples.md
@@ -111,7 +111,7 @@ Mac 系统自带的 Java 版本太老，为了确保本书的代码示例能被
 2. 在命令行下执行下面的命令来安装 Java。
 
 ```bash
- brew cask install java
+ brew install java --cask
 ```
 
 当以上安装都完成后，如果你有需要，可以使用游客账户来运行本书中的代码示例。