diff --git a/check_cs.php b/check_cs.php
index efe163889d..5762128695 100755
--- a/check_cs.php
+++ b/check_cs.php
@@ -1,4 +1,4 @@
-#!/usr/bin/php
+#!/usr/bin/env php
 <?php
 /*
  * Coding Standards (a.k.a. CS)