diff --git a/.php-cs-fixer.dist.php b/.php-cs-fixer.dist.php
index fd60101c2..df50051d9 100644
--- a/.php-cs-fixer.dist.php
+++ b/.php-cs-fixer.dist.php
@@ -14,7 +14,10 @@
         'bin/box',
         'bin/generate_default_stub',
     ])
-    ->exclude('build/dir018/var')
+    ->exclude([
+        'bench',
+        'build/dir018/var',
+    ])
     ->notName('*-phar-stub.php');
 
 $overriddenRules = [