Update Installation

guoxbin · guoxbin · commit d7316d1258c5 · 2020-01-08T00:43:33.000+08:00
diff --git a/README.md b/README.md
@@ -100,6 +100,11 @@ $ cat pic.jpg | dtool b2h | dtool hash -a md5
 
 ## Installation
 ### Via cargo
-```
+```bash
 $ cargo install dtool
 ```
+
+### Via brew
+```bash
+$ brew install guoxbin/guoxbin/dtool
+```
