diff --git a/.gitignore b/.gitignore
index ba18a1a..93c81d1 100644
--- a/.gitignore
+++ b/.gitignore
@@ -7,3 +7,4 @@
 /puli.json
 /box.json
 /.puli
+/.php_cs.cache
diff --git a/.php_cs b/.php_cs
new file mode 100644
index 0000000..37faef8
--- /dev/null
+++ b/.php_cs
@@ -0,0 +1,35 @@
+<?php
+
+require_once __DIR__.'/vendor/sllh/php-cs-fixer-styleci-bridge/autoload.php';
+
+use SLLH\StyleCIBridge\ConfigBridge;
+use Symfony\CS\Fixer\Contrib\HeaderCommentFixer;
+
+$header = <<<EOF
+This file is part of the puli/cli package.
+
+(c) Bernhard Schussek <bschussek@gmail.com>
+
+For the full copyright and license information, please view the LICENSE
+file that was distributed with this source code.
+EOF;
+
+// PHP-CS-Fixer 1.x
+if (method_exists('Symfony\CS\Fixer\Contrib\HeaderCommentFixer', 'getHeader')) {
+    HeaderCommentFixer::setHeader($header);
+}
+
+$config = ConfigBridge::create();
+$config->setUsingCache(true);
+
+// PHP-CS-Fixer 2.x
+if (method_exists($config, 'setRules')) {
+    $config
+        ->setRiskyAllowed(true)
+        ->setRules(array_merge($config->getRules(), array(
+            'header_comment' => array('header' => $header)
+        )))
+    ;
+}
+
+return $config;
diff --git a/composer.json b/composer.json
index 8f1f03e..8509198 100644
--- a/composer.json
+++ b/composer.json
@@ -25,7 +25,8 @@
     },
     "require-dev": {
         "phpunit/phpunit": "^4.6",
-        "sebastian/version": "^1.0.1"
+        "sebastian/version": "^1.0.1",
+        "sllh/php-cs-fixer-styleci-bridge": "^1.3.3@stable"
     },
     "minimum-stability": "dev",
     "autoload": {