diff --git a/src/Symfony/Component/Security/Http/Authenticator/FormLoginAuthenticator.php b/src/Symfony/Component/Security/Http/Authenticator/FormLoginAuthenticator.php
index 31cab7afcd..201eab349d 100644
--- a/src/Symfony/Component/Security/Http/Authenticator/FormLoginAuthenticator.php
+++ b/src/Symfony/Component/Security/Http/Authenticator/FormLoginAuthenticator.php
@@ -100,7 +100,7 @@ class FormLoginAuthenticator extends AbstractLoginFormAuthenticator
     /**
      * @param Passport $passport
      */
-    public function createAuthenticatedToken(PassportInterface $passport, $firewallName): TokenInterface
+    public function createAuthenticatedToken(PassportInterface $passport, string $firewallName): TokenInterface
     {
         return new UsernamePasswordToken($passport->getUser(), null, $firewallName, $passport->getUser()->getRoles());
     }
diff --git a/src/Symfony/Component/Security/Http/Authenticator/HttpBasicAuthenticator.php b/src/Symfony/Component/Security/Http/Authenticator/HttpBasicAuthenticator.php
index e4c7af251e..7a70ddc9f3 100644
--- a/src/Symfony/Component/Security/Http/Authenticator/HttpBasicAuthenticator.php
+++ b/src/Symfony/Component/Security/Http/Authenticator/HttpBasicAuthenticator.php
@@ -47,7 +47,7 @@ class HttpBasicAuthenticator implements AuthenticatorInterface, AuthenticationEn
         $this->logger = $logger;
     }
 
-    public function start(Request $request, AuthenticationException $authException = null)
+    public function start(Request $request, AuthenticationException $authException = null): Response
     {
         $response = new Response();
         $response->headers->set('WWW-Authenticate', sprintf('Basic realm="%s"', $this->realmName));
@@ -82,12 +82,12 @@ class HttpBasicAuthenticator implements AuthenticatorInterface, AuthenticationEn
     /**
      * @param Passport $passport
      */
-    public function createAuthenticatedToken(PassportInterface $passport, $firewallName): TokenInterface
+    public function createAuthenticatedToken(PassportInterface $passport, string $firewallName): TokenInterface
     {
         return new UsernamePasswordToken($passport->getUser(), null, $firewallName, $passport->getUser()->getRoles());
     }
 
-    public function onAuthenticationSuccess(Request $request, TokenInterface $token, $firewallName): ?Response
+    public function onAuthenticationSuccess(Request $request, TokenInterface $token, string $firewallName): ?Response
     {
         return null;
     }
diff --git a/src/Symfony/Component/Security/Http/Authenticator/Passport/SelfValidatingPassport.php b/src/Symfony/Component/Security/Http/Authenticator/Passport/SelfValidatingPassport.php
index dd3ef6f962..597351a85f 100644
--- a/src/Symfony/Component/Security/Http/Authenticator/Passport/SelfValidatingPassport.php
+++ b/src/Symfony/Component/Security/Http/Authenticator/Passport/SelfValidatingPassport.php
@@ -12,6 +12,7 @@
 namespace Symfony\Component\Security\Http\Authenticator\Passport;
 
 use Symfony\Component\Security\Core\User\UserInterface;
+use Symfony\Component\Security\Http\Authenticator\Passport\Badge\BadgeInterface;
 
 /**
  * An implementation used when there are no credentials to be checked (e.g.
@@ -23,6 +24,9 @@ use Symfony\Component\Security\Core\User\UserInterface;
  */
 class SelfValidatingPassport extends Passport
 {
+    /**
+     * @param BadgeInterface[] $badges
+     */
     public function __construct(UserInterface $user, array $badges = [])
     {
         $this->user = $user;