diff --git a/src/Tools/Utils.php b/src/Tools/Utils.php
index 1eb2a8a..2cd70e6 100644
--- a/src/Tools/Utils.php
+++ b/src/Tools/Utils.php
@@ -68,7 +68,7 @@ class Utils
 
     public static function deleteDirectoryAndContents($dir)
     {
-        $adapter = new Local(realpath(__DIR__."/../../"));
+        $adapter = new Local(realpath(__DIR__.'/../../'));
         $fs = new Filesystem($adapter);
         $fs->deleteDir($dir);
     }
diff --git a/tests/Fixtures/TestController.php b/tests/Fixtures/TestController.php
index a38f46f..473437f 100644
--- a/tests/Fixtures/TestController.php
+++ b/tests/Fixtures/TestController.php
@@ -115,14 +115,14 @@ class TestController extends Controller
     public function echoesConfig()
     {
         return [
-            'app.env' => config('app.env')
+            'app.env' => config('app.env'),
         ];
     }
 
     public function echoesUrlPathParameters($param)
     {
         return [
-            'param' => $param
+            'param' => $param,
         ];
     }
 
diff --git a/tests/GenerateDocumentationTest.php b/tests/GenerateDocumentationTest.php
index 07b4c8a..a86b24c 100644
--- a/tests/GenerateDocumentationTest.php
+++ b/tests/GenerateDocumentationTest.php
@@ -2,11 +2,9 @@
 
 namespace Mpociot\ApiDoc\Tests;
 
-use Mpociot\ApiDoc\Tools\Utils;
 use ReflectionException;
 use Illuminate\Support\Str;
-use RecursiveIteratorIterator;
-use RecursiveDirectoryIterator;
+use Mpociot\ApiDoc\Tools\Utils;
 use Orchestra\Testbench\TestCase;
 use Illuminate\Support\Facades\App;
 use Illuminate\Support\Facades\Config;
diff --git a/tests/TestHelpers.php b/tests/TestHelpers.php
index 415679c..a4425c1 100644
--- a/tests/TestHelpers.php
+++ b/tests/TestHelpers.php
@@ -50,4 +50,4 @@ trait TestHelpers
         $needle = preg_replace('/\s/', '', $needle);
         $this->assertContains($needle, $haystack);
     }
-}
\ No newline at end of file
+}