diff --git a/src/Attestation/Formats/Format.php b/src/Attestation/Formats/Format.php
index 8379398..2c64fd7 100644
--- a/src/Attestation/Formats/Format.php
+++ b/src/Attestation/Formats/Format.php
@@ -8,7 +8,7 @@ use Laragear\WebAuthn\Attestation\AuthenticatorData;
 /**
  * MIT License
  *
- * Copyright © 2021 Lukas Buchs
+ * Copyright (c) 2021 Lukas Buchs
  *
  * Permission is hereby granted, free of charge, to any person obtaining a copy
  * of this software and associated documentation files (the "Software"), to deal