diff --git a/config/swagger-lume.php b/config/swagger-lume.php
index a8d2625..b9b5a44 100644
--- a/config/swagger-lume.php
+++ b/config/swagger-lume.php
@@ -161,6 +161,6 @@
      */
     'constants' => [
         //'SWAGGER_LUME_CONST_HOST' => env('SWAGGER_LUME_CONST_HOST', 'http://my-default-host.com'),
-    ]
+    ],
 
 ];
diff --git a/src/Generator.php b/src/Generator.php
index 9dd53a0..5618372 100644
--- a/src/Generator.php
+++ b/src/Generator.php
@@ -29,7 +29,7 @@ public static function generateDocs()
 
     protected static function defineConstants(array $constants)
     {
-        if (!empty($constants)) {
+        if (! empty($constants)) {
             foreach ($constants as $key => $value) {
                 defined($key) || define($key, $value);
             }