diff --git a/README.md b/README.md
index d60a289c..267b6785 100755
--- a/README.md
+++ b/README.md
@@ -42,7 +42,7 @@ Refer to the [documentation](http://image.intervention.io/) to learn more about
 
 Contributions to the Intervention Image library are welcome. Please note the following guidelines before submiting your pull request.
 
-- Follow PSR-0, PSR-1 and PSR-2 coding standards.
+- Follow [PSR-0](http://www.php-fig.org/psr/psr-0/), [PSR-1](http://www.php-fig.org/psr/psr-1/) and [PSR-2](http://www.php-fig.org/psr/psr-2/) coding standards.
 - Write tests for new functions and added features
 - API calls should work consistently with both GD and Imagick drivers