diff --git a/src/EasyPdf.php b/src/EasyPdf.php
index 40e7267..04fcbfc 100755
--- a/src/EasyPdf.php
+++ b/src/EasyPdf.php
@@ -45,7 +45,7 @@ class EasyPdf
      */
     public function __construct(?string $imagePath = null)
     {
-        if ($imagePath !== null && !defined('K_PATH_IMAGES')) {
+        if ($imagePath !== null && ! defined('K_PATH_IMAGES')) {
             define('K_PATH_IMAGES', $imagePath);
         }