diff --git a/src/DataObjects/Route.php b/src/DataObjects/Route.php
index 1f034a2..d9994cf 100644
--- a/src/DataObjects/Route.php
+++ b/src/DataObjects/Route.php
@@ -208,7 +208,7 @@ private function _getTagValuesForDocblock(string $docBlock, string $tag): array
 
         $docBlock = $this->_docParserFactory->create($docBlock);
 
-        $values = array_map(function($tag) {
+        $values = array_map(function ($tag) {
             return (string) $tag;
         }, $docBlock->getTagsByName($tag));
 
diff --git a/src/SwaggerDocsManager.php b/src/SwaggerDocsManager.php
index bd208e3..bb2a183 100644
--- a/src/SwaggerDocsManager.php
+++ b/src/SwaggerDocsManager.php
@@ -103,7 +103,7 @@ public function getSwaggerFileUrl(string $version): string
 
         $fileName = $this->generateSwaggerFileName($version, $format);
 
-        return sprintf("%s/%s", config('app.url'), $fileName);
+        return sprintf('%s/%s', config('app.url'), $fileName);
     }
 
     /**
diff --git a/src/helpers.php b/src/helpers.php
index 686c208..1738e47 100644
--- a/src/helpers.php
+++ b/src/helpers.php
@@ -2,7 +2,6 @@
 
 use Illuminate\Database\Eloquent\Model;
 use Illuminate\Database\Eloquent\Relations\Relation;
-use Illuminate\Support\Str;
 
 if (!function_exists('strip_optional_char')) {
     function strip_optional_char($uri)
diff --git a/tests/DataObjects/RouteTest.php b/tests/DataObjects/RouteTest.php
index 4db1479..118de47 100644
--- a/tests/DataObjects/RouteTest.php
+++ b/tests/DataObjects/RouteTest.php
@@ -2,9 +2,9 @@
 
 namespace Mtrajano\LaravelSwagger\Tests\DataObjects;
 
+use Illuminate\Database\Eloquent\Model as LaravelModel;
 use Illuminate\Routing\Controller as LaravelController;
 use Illuminate\Routing\Route as LaravelRoute;
-use Illuminate\Database\Eloquent\Model as LaravelModel;
 use Mtrajano\LaravelSwagger\DataObjects;
 use Mtrajano\LaravelSwagger\LaravelSwaggerException;
 use Mtrajano\LaravelSwagger\Tests\TestCase;
@@ -22,7 +22,7 @@ protected function setUp(): void
         $this->_laravel_route = $this->createMock(LaravelRoute::class);
         $this->_laravel_route
             ->method('gatherMiddleware')
-            ->willReturnCallback(function() {
+            ->willReturnCallback(function () {
                 return $this->_laravel_middleware;
             });
 
@@ -56,7 +56,6 @@ protected function getEnvironmentSetUp($app)
         $app['router']
             ->get('/model-route-class', 'Mtrajano\LaravelSwagger\Tests\DataObjects\ModelRoute@delete')
             ->name('model-route-class');
-
     }
 
     public function testGetOriginalUriDoesNotPrefixIfPrefixedAlready(): void
@@ -91,7 +90,7 @@ public function testGetMiddleware(): void
         $this->_laravel_middleware = [
             'signed',
             'auth:api',
-            'throttle:60,1'
+            'throttle:60,1',
         ];
 
         $this->_route = new DataObjects\Route($this->_laravel_route);
@@ -104,7 +103,7 @@ public function testGetMiddleware(): void
     /**
      * @todo test with actual laravel route
      */
-    public function testGetAction():  void
+    public function testGetAction(): void
     {
         $this->_laravel_route
             ->method('getActionName')
@@ -340,4 +339,4 @@ class ActionModel extends LaravelModel
 
 class InvalidModel
 {
-}
\ No newline at end of file
+}
diff --git a/tests/Responses/ResponseGeneratorTest.php b/tests/Responses/ResponseGeneratorTest.php
index 0685546..c2260f7 100644
--- a/tests/Responses/ResponseGeneratorTest.php
+++ b/tests/Responses/ResponseGeneratorTest.php
@@ -151,8 +151,8 @@ public function provideRoutesToGenerateResponse()
                 [
                     '204' => [
                         'description' => 'No Content',
-                    ]
-                ]
+                    ],
+                ],
             ],
             [
                 'customers.destroy',
diff --git a/tests/SwaggerDocsManagerTest.php b/tests/SwaggerDocsManagerTest.php
index 23094d3..faa3265 100644
--- a/tests/SwaggerDocsManagerTest.php
+++ b/tests/SwaggerDocsManagerTest.php
@@ -151,7 +151,8 @@ public function provideInvalidFileNames(): array
     /**
      * @dataProvider provideInvalidFileNames
      */
-    public function testChangeFileNameGeneratorReturningInvalidFileName($invalidFileName): void {
+    public function testChangeFileNameGeneratorReturningInvalidFileName($invalidFileName): void
+    {
         $this->expectException(RuntimeException::class);
 
         SwaggerDocsManager::setFileNameGenerator(