diff --git a/php/README.md b/php/README.md
index 8822f9e..1263e98 100755
--- a/php/README.md
+++ b/php/README.md
@@ -1,5 +1,6 @@
 # PHP Naming Convention
 List of covered sections:
+* [PHP-FIG (**P**HP **S**tandards **R**ecommendations)](https://www.php-fig.org/psr/)
 * [Class Naming](../php/class-naming.md)
 * [Constant Naming](../php/constant-name.md)
 * [Interface Naming](../php/interface-naming.md)
@@ -7,4 +8,4 @@ List of covered sections:
 * [Variable Naming](../php/variable-naming.md)
 * [Namespaces Naming](../php/namespaces-naming.md)
 
-Missing something? Please contribute here by reading [this guide](../docs/CONTRIBUTING.md).
\ No newline at end of file
+Missing something? Please contribute here by reading [this guide](../docs/CONTRIBUTING.md).