diff --git a/.php-cs-fixer.dist.php b/.php-cs-fixer.dist.php
index b2f4998..5a7b622 100644
--- a/.php-cs-fixer.dist.php
+++ b/.php-cs-fixer.dist.php
@@ -2,6 +2,8 @@
 
 $finder = PhpCsFixer\Finder::create()
     ->in(__DIR__. "/src")
+    ->in(__DIR__. "/tools")
+    ->in(__DIR__. "/Tests")
 ;
 
 $config = new PhpCsFixer\Config();