README.md in lightio-0.2.2 vs README.md in lightio-0.3.0

- old
+ new

@@ -36,10 +36,10 @@
 [Please see LightIO Wiki](https://github.com/jjyr/lightio/wiki) for more information.
 
 The following documentations is also usable:
 
 * [Basic usage](https://github.com/socketry/lightio/wiki/Basic-Usage)
-* [YARD documentation](http://www.rubydoc.info/gems/lightio/frames)
+* [YARD documentation](http://www.rubydoc.info/github/socketry/lightio/master)
 * [Examples](/examples)
 
 ## Discussion
 
 https://groups.google.com/group/lightio