diff --git a/README.md b/README.md
index b172572..1b7e8ef 100644
--- a/README.md
+++ b/README.md
@@ -99,7 +99,7 @@ cmd = readlineSync.prompt();
 
 If you want to control the flow of task runner (e.g. [Grunt](http://gruntjs.com/)), call readlineSync in a task callback that is called by task runner. Then the flow of tasks is paused and it is controlled by user.
 
-Example: by using [grunt-task-helper](https://www.npmjs.org/package/grunt-task-helper)
+Example: by using [grunt-task-helper](https://github.com/anseki/grunt-task-helper)
 
 ```shell
 $ grunt