diff --git a/_posts/09-04-01-Complementary-Testing-Tools.md b/_posts/09-04-01-Complementary-Testing-Tools.md
index 034937a..1cbc304 100644
--- a/_posts/09-04-01-Complementary-Testing-Tools.md
+++ b/_posts/09-04-01-Complementary-Testing-Tools.md
@@ -8,6 +8,6 @@ Besides individual testing and behavior driven frameworks, there are also a numb
 
 ### Tool Links
 
-* [Selenium](http://seleniumhq.org/) is a browser automation tool which can be [integrated with PHPUnit](http://www.phpunit.de/manual/3.1/en/selenium.html)
+* [Selenium](http://seleniumhq.org/) is a browser automation tool which can be [integrated with PHPUnit](http://phpunit.de/manual/current/en/selenium.html)
 * [Mockery](https://github.com/padraic/mockery) is a Mock Object Framework which can be integrated with [PHPUnit](http://phpunit.de/) or [PHPSpec](http://www.phpspec.net/)
 * [Prophecy](https://github.com/phpspec/prophecy) is a highly opinionated yet very powerful and flexible PHP object mocking framework. It's integrated with [PHPSpec](http://www.phpspec.net/) and can be used with [PHPUnit](http://phpunit.de/).