diff --git a/src/Panel/MailPanel.php b/src/Panel/MailPanel.php
index 609f1c31..c44a4f79 100644
--- a/src/Panel/MailPanel.php
+++ b/src/Panel/MailPanel.php
@@ -42,7 +42,6 @@ public function initialize(): void
     {
         $reflection = new ReflectionClass(TransportFactory::class);
         $property = $reflection->getProperty('_config');
-        $property->setAccessible(true);
         /** @var array<\Cake\Mailer\AbstractTransport|array> $configs */
         $configs = $property->getValue();