diff --git a/examples/reqwest/.gitignore b/examples/reqwest/.gitignore
new file mode 100644
index 0000000..3d0b430
--- /dev/null
+++ b/examples/reqwest/.gitignore
@@ -0,0 +1 @@
+.php_cs.cache
diff --git a/examples/reqwest/.php-cs-fixer.dist.php b/examples/reqwest/.php-cs-fixer.dist.php
new file mode 100644
index 0000000..c75730e
--- /dev/null
+++ b/examples/reqwest/.php-cs-fixer.dist.php
@@ -0,0 +1,23 @@
+<?php
+
+$config = new class extends Amp\CodeStyle\Config {
+    public function getRules(): array
+    {
+        return array_merge(parent::getRules(), [
+            'void_return' => true,
+            'array_indentation' => true,
+            'ternary_to_null_coalescing' => true,
+            'assign_null_coalescing_to_coalesce_equal' => true,
+        ]);
+    }
+};
+
+$config->getFinder()
+    ->in(__DIR__ . '/lib')
+    ->append([__DIR__ . '/test.php']);
+
+$cacheDir = getenv('TRAVIS') ? getenv('HOME') . '/.php-cs-fixer' : __DIR__;
+
+$config->setCacheFile($cacheDir . '/.php_cs.cache');
+
+return $config;
diff --git a/examples/reqwest/composer.json b/examples/reqwest/composer.json
index 1e4fcba..01bfb7a 100644
--- a/examples/reqwest/composer.json
+++ b/examples/reqwest/composer.json
@@ -3,9 +3,15 @@
         "revolt/event-loop": "^1.0",
         "amphp/amp": "^3.0"
     },
+    "require-dev": {
+        "amphp/php-cs-fixer-config": "v2.x-dev"
+    },
     "autoload": {
         "psr-4": {
             "Reqwest\\": "lib"
         }
+    },
+    "scripts": {
+        "cs-fix": "PHP_CS_FIXER_IGNORE_ENV=1 php -d pcre.jit=0 vendor/bin/php-cs-fixer fix -v --diff"
     }
 }
diff --git a/examples/reqwest/lib/Client.php b/examples/reqwest/lib/Client.php
index 41f90c2..7bb429e 100644
--- a/examples/reqwest/lib/Client.php
+++ b/examples/reqwest/lib/Client.php
@@ -1,4 +1,4 @@
-<?php
+<?php declare(strict_types=1);
 
 namespace Reqwest;
 
@@ -14,9 +14,9 @@ final class Client
             return;
         }
 
-        $f = fopen("php://fd/" . \Client::init(), "r+");
-        stream_set_blocking($f, false);
-        self::$id = EventLoop::onReadable($f, fn() => \Client::wakeup());
+        $f = \fopen("php://fd/".\Client::init(), 'r+');
+        \stream_set_blocking($f, false);
+        self::$id = EventLoop::onReadable($f, fn () => \Client::wakeup());
     }
 
     public static function reference(): void
diff --git a/examples/reqwest/test.php b/examples/reqwest/test.php
index 8710379..6e840f1 100644
--- a/examples/reqwest/test.php
+++ b/examples/reqwest/test.php
@@ -1,4 +1,4 @@
-<?php
+<?php declare(strict_types=1);
 
 use Reqwest\Client;
 
@@ -9,7 +9,8 @@ require 'vendor/autoload.php';
 
 Client::init();
 
-function test(int $delay): void {
+function test(int $delay): void
+{
     $url = "https://httpbin.org/delay/$delay";
     $t = time();
     echo "Making async reqwest to $url that will return after $delay seconds...".PHP_EOL;
@@ -23,4 +24,4 @@ $futures []= async(test(...), 5);
 $futures []= async(test(...), 5);
 $futures []= async(test(...), 5);
 
-await($futures);
\ No newline at end of file
+await($futures);