diff --git a/src/Symfony/Component/Security/Http/Authenticator/Debug/TraceableAuthenticator.php b/src/Symfony/Component/Security/Http/Authenticator/Debug/TraceableAuthenticator.php
index e3792d8d926f4..87f03171d7829 100644
--- a/src/Symfony/Component/Security/Http/Authenticator/Debug/TraceableAuthenticator.php
+++ b/src/Symfony/Component/Security/Http/Authenticator/Debug/TraceableAuthenticator.php
@@ -58,7 +58,7 @@ public function supports(Request $request): ?bool
         return $this->authenticator->supports($request);
     }
 
-    public function authenticate(Request $request): Passport
+    public function authenticate(Request $request): PassportInterface
     {
         $startTime = microtime(true);
         $this->passport = $this->authenticator->authenticate($request);