diff --git a/src/Symfony/Bridge/Doctrine/Tests/Messenger/DoctrineTransactionMiddlewareTest.php b/src/Symfony/Bridge/Doctrine/Tests/Messenger/DoctrineTransactionMiddlewareTest.php
index be850277e6..4882a1fee2 100644
--- a/src/Symfony/Bridge/Doctrine/Tests/Messenger/DoctrineTransactionMiddlewareTest.php
+++ b/src/Symfony/Bridge/Doctrine/Tests/Messenger/DoctrineTransactionMiddlewareTest.php
@@ -25,7 +25,7 @@ class DoctrineTransactionMiddlewareTest extends MiddlewareTestCase
     private $entityManager;
     private $middleware;
 
-    public function setUp(): void
+    protected function setUp(): void
     {
         $this->connection = $this->createMock(Connection::class);
 
diff --git a/src/Symfony/Component/Mailer/Bridge/Mailchimp/Transport/MandrillHttpTransport.php b/src/Symfony/Component/Mailer/Bridge/Mailchimp/Transport/MandrillHttpTransport.php
index d2058799ec..82cdcff73f 100644
--- a/src/Symfony/Component/Mailer/Bridge/Mailchimp/Transport/MandrillHttpTransport.php
+++ b/src/Symfony/Component/Mailer/Bridge/Mailchimp/Transport/MandrillHttpTransport.php
@@ -12,7 +12,6 @@
 namespace Symfony\Component\Mailer\Bridge\Mailchimp\Transport;
 
 use Psr\Log\LoggerInterface;
-use Symfony\Component\Mailer\Envelope;
 use Symfony\Component\Mailer\Exception\HttpTransportException;
 use Symfony\Component\Mailer\SentMessage;
 use Symfony\Component\Mailer\Transport\AbstractHttpTransport;
diff --git a/src/Symfony/Component/Security/Core/Authentication/Token/UsernamePasswordToken.php b/src/Symfony/Component/Security/Core/Authentication/Token/UsernamePasswordToken.php
index 2b493c70f3..bf35c98d55 100644
--- a/src/Symfony/Component/Security/Core/Authentication/Token/UsernamePasswordToken.php
+++ b/src/Symfony/Component/Security/Core/Authentication/Token/UsernamePasswordToken.php
@@ -26,7 +26,6 @@ class UsernamePasswordToken extends AbstractToken
     /**
      * @param string|\Stringable|UserInterface $user        The username (like a nickname, email address, etc.) or a UserInterface instance
      * @param mixed                            $credentials
-     * @param string                           $providerKey
      * @param string[]                         $roles
      *
      * @throws \InvalidArgumentException
diff --git a/src/Symfony/Component/Security/Core/Authorization/AccessDecisionManager.php b/src/Symfony/Component/Security/Core/Authorization/AccessDecisionManager.php
index 1a6c9cbb81..56ab1dc864 100644
--- a/src/Symfony/Component/Security/Core/Authorization/AccessDecisionManager.php
+++ b/src/Symfony/Component/Security/Core/Authorization/AccessDecisionManager.php
@@ -59,7 +59,7 @@ class AccessDecisionManager implements AccessDecisionManagerInterface
      */
     public function decide(TokenInterface $token, array $attributes, $object = null/*, bool $allowMultipleAttributes = false*/)
     {
-        $allowMultipleAttributes =  3 < func_num_args() && func_get_arg(3);
+        $allowMultipleAttributes = 3 < \func_num_args() && func_get_arg(3);
 
         // Special case for AccessListener, do not remove the right side of the condition before 6.0
         if (\count($attributes) > 1 && !$allowMultipleAttributes) {
diff --git a/src/Symfony/Component/VarDumper/Dumper/HtmlDumper.php b/src/Symfony/Component/VarDumper/Dumper/HtmlDumper.php
index e7a6e32f30..f43bb3693a 100644
--- a/src/Symfony/Component/VarDumper/Dumper/HtmlDumper.php
+++ b/src/Symfony/Component/VarDumper/Dumper/HtmlDumper.php
@@ -600,7 +600,7 @@ return function (root, x) {
                     */
                     return;
                 }
-    
+
                 e.preventDefault();
                 search.className = search.className.replace(/\bsf-dump-search-hidden\b/, '');
                 searchInput.focus();