diff --git a/src/Extension/Extension.php b/src/Extension/Extension.php
index 8dd0c859e..aead336d6 100644
--- a/src/Extension/Extension.php
+++ b/src/Extension/Extension.php
@@ -194,7 +194,7 @@ class Extension implements Arrayable
 
         if (file_exists($file)) {
             $extension = pathinfo($file, PATHINFO_EXTENSION);
-            if (!array_key_exists($extension, self::LOGO_MIMETYPES)) {
+            if (! array_key_exists($extension, self::LOGO_MIMETYPES)) {
                 throw new \RuntimeException('Invalid image type');
             }