diff --git a/README.md b/README.md
index f9cfd63..1773e37 100644
--- a/README.md
+++ b/README.md
@@ -58,7 +58,7 @@ An alternative [approach](http://www.johndcook.com/blog/2010/06/02/whats-so-hard
 
 ### Unit
 
-Unit tests use the [Mocha](http://visionmedia.github.io/mocha) test framework with [Chai](http://chaijs.com) assertions. To run the tests, execute the following command in the top-level application directory:
+Unit tests use the [Mocha](http://mochajs.org/) test framework with [Chai](http://chaijs.com) assertions. To run the tests, execute the following command in the top-level application directory:
 
 ``` bash
 $ make test
@@ -109,4 +109,4 @@ Copyright © 2014. Athan Reines.
 [dev-dependencies-url]: https://david-dm.org/dev/compute-io/hypot
 
 [github-issues-image]: http://img.shields.io/github/issues/compute-io/hypot.svg
-[github-issues-url]: https://github.com/compute-io/hypot/issues
\ No newline at end of file
+[github-issues-url]: https://github.com/compute-io/hypot/issues