diff --git a/src/Hook/BypassFinalHook.php b/src/Hook/BypassFinalHook.php
new file mode 100644
index 0000000..0ea6476
--- /dev/null
+++ b/src/Hook/BypassFinalHook.php
@@ -0,0 +1,27 @@
+<?php
+
+declare(strict_types=1);
+
+/*
+ * This file is part of the SCC CRM project.
+ * (c) <SCC> <crm@scc.fr>
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace Scc\PhpUnit\Hook;
+
+use DG\BypassFinals;
+use PHPUnit\Runner\BeforeTestHook;
+
+/**
+ * @see https://tomasvotruba.com/blog/2019/03/28/how-to-mock-final-classes-in-phpunit/
+ */
+final class BypassFinalHook implements BeforeTestHook
+{
+    public function executeBeforeTest(string $test): void
+    {
+        BypassFinals::enable();
+    }
+}
diff --git a/src/Traits/ReflectionUnitTests.php b/src/Traits/ReflectionUnitTests.php
index f6e43ba..c399484 100644
--- a/src/Traits/ReflectionUnitTests.php
+++ b/src/Traits/ReflectionUnitTests.php
@@ -11,7 +11,7 @@ declare(strict_types=1);
  * file that was distributed with this source code.
  */
 
-namespace Scc\PhpUnit;
+namespace Scc\PhpUnit\Traits;
 
 /**
  * Trait ReflectionTrait.