diff --git a/Factories/RollbarHandlerFactory.php b/Factories/RollbarHandlerFactory.php
index 34135fa..a9cdde2 100755
--- a/Factories/RollbarHandlerFactory.php
+++ b/Factories/RollbarHandlerFactory.php
@@ -6,12 +6,14 @@
 use Monolog\Handler\RollbarHandler;
 use Rollbar\Rollbar;
 use Rollbar\Symfony\RollbarBundle\DependencyInjection\RollbarExtension;
+use Symfony\Bundle\SecurityBundle\Security;
 use Symfony\Component\DependencyInjection\ContainerInterface;
 use Symfony\Component\HttpKernel\Kernel;
+use Symfony\Component\Serializer\SerializerInterface;
 
 class RollbarHandlerFactory
 {
-    public function __construct(ContainerInterface $container)
+    public function __construct(ContainerInterface $container, SerializerInterface $serializer, Security|null $security=null)
     {
         $config = $container->getParameter(RollbarExtension::ALIAS . '.config');
 
@@ -22,13 +24,13 @@ public function __construct(ContainerInterface $container)
         if (!empty($config['person_fn']) && is_callable($config['person_fn'])) {
             $config['person'] = null;
         } elseif (empty($config['person'])) {
-            $config['person_fn'] = static function () use ($container) {
+            $config['person_fn'] = static function () use ($security, $serializer) {
                 try {
-                    $token = $container->get('security.token_storage')->getToken();
+                    $token = $security->getToken();
 
                     if ($token) {
                         $user = $token->getUser();
-                        $serializer = $container->get('serializer');
+
                         return \json_decode($serializer->serialize($user, 'json'), true, 512, JSON_THROW_ON_ERROR);
                     }
                 } catch (\Throwable $exception) {
diff --git a/Resources/config/services.yml b/Resources/config/services.yml
index 37f1c65..d9e9406 100755
--- a/Resources/config/services.yml
+++ b/Resources/config/services.yml
@@ -3,6 +3,8 @@ services:
   Rollbar\Symfony\RollbarBundle\Factories\RollbarHandlerFactory:
     arguments:
       - '@service_container'
+      - '@serializer'
+      - '@?security.helper'
 
   Rollbar\Monolog\Handler\RollbarHandler:
     factory: ['@Rollbar\Symfony\RollbarBundle\Factories\RollbarHandlerFactory', createRollbarHandler]
diff --git a/composer.json b/composer.json
index 9055b44..a5cced5 100755
--- a/composer.json
+++ b/composer.json
@@ -39,7 +39,8 @@
         "phpunit/phpunit": "^9.6|^10.1",
         "symfony/framework-bundle": "^5.4|^6.2",
         "squizlabs/php_codesniffer": "^3.7",
-        "matthiasnoback/symfony-dependency-injection-test": "^4.3"
+        "matthiasnoback/symfony-dependency-injection-test": "^4.3",
+        "symfony/security-bundle": "^5.4|^6.2"
     },
     "scripts": {
         "test": [