diff --git a/src/Symfony/Component/Security/Http/Tests/Authenticator/Fixtures/PasswordUpgraderProvider.php b/src/Symfony/Component/Security/Http/Tests/Authenticator/Fixtures/PasswordUpgraderProvider.php
new file mode 100644
index 0000000000..5836d8893e
--- /dev/null
+++ b/src/Symfony/Component/Security/Http/Tests/Authenticator/Fixtures/PasswordUpgraderProvider.php
@@ -0,0 +1,19 @@
+<?php
+
+/*
+ * This file is part of the Symfony package.
+ *
+ * (c) Fabien Potencier <fabien@symfony.com>
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace Symfony\Component\Security\Http\Tests\Authenticator\Fixtures;
+
+use Symfony\Component\Security\Core\User\PasswordUpgraderInterface;
+use Symfony\Component\Security\Core\User\UserProviderInterface;
+
+abstract class PasswordUpgraderProvider implements UserProviderInterface, PasswordUpgraderInterface
+{
+}
diff --git a/src/Symfony/Component/Security/Http/Tests/Authenticator/FormLoginAuthenticatorTest.php b/src/Symfony/Component/Security/Http/Tests/Authenticator/FormLoginAuthenticatorTest.php
index a5449b0bcf..bf466e794a 100644
--- a/src/Symfony/Component/Security/Http/Tests/Authenticator/FormLoginAuthenticatorTest.php
+++ b/src/Symfony/Component/Security/Http/Tests/Authenticator/FormLoginAuthenticatorTest.php
@@ -16,7 +16,6 @@ use Symfony\Component\HttpFoundation\Request;
 use Symfony\Component\HttpKernel\Exception\BadRequestHttpException;
 use Symfony\Component\Security\Core\Exception\BadCredentialsException;
 use Symfony\Component\Security\Core\Security;
-use Symfony\Component\Security\Core\User\PasswordUpgraderInterface;
 use Symfony\Component\Security\Core\User\User;
 use Symfony\Component\Security\Core\User\UserProviderInterface;
 use Symfony\Component\Security\Http\Authentication\AuthenticationFailureHandlerInterface;
@@ -25,6 +24,7 @@ use Symfony\Component\Security\Http\Authenticator\FormLoginAuthenticator;
 use Symfony\Component\Security\Http\Authenticator\Passport\Badge\CsrfTokenBadge;
 use Symfony\Component\Security\Http\Authenticator\Passport\Badge\PasswordUpgradeBadge;
 use Symfony\Component\Security\Http\HttpUtils;
+use Symfony\Component\Security\Http\Tests\Authenticator\Fixtures\PasswordUpgraderProvider;
 
 class FormLoginAuthenticatorTest extends TestCase
 {
@@ -148,7 +148,7 @@ class FormLoginAuthenticatorTest extends TestCase
         $request = Request::create('/login_check', 'POST', ['_username' => 'wouter', '_password' => 's$cr$t']);
         $request->setSession($this->createSession());
 
-        $this->userProvider = $this->createMock([UserProviderInterface::class, PasswordUpgraderInterface::class]);
+        $this->userProvider = $this->createMock(PasswordUpgraderProvider::class);
         $this->userProvider->expects($this->any())->method('loadUserByUsername')->willReturn(new User('test', 's$cr$t'));
 
         $this->setUpAuthenticator();
diff --git a/src/Symfony/Component/Security/Http/Tests/Authenticator/HttpBasicAuthenticatorTest.php b/src/Symfony/Component/Security/Http/Tests/Authenticator/HttpBasicAuthenticatorTest.php
index a033ef57eb..fa9e521738 100644
--- a/src/Symfony/Component/Security/Http/Tests/Authenticator/HttpBasicAuthenticatorTest.php
+++ b/src/Symfony/Component/Security/Http/Tests/Authenticator/HttpBasicAuthenticatorTest.php
@@ -6,12 +6,12 @@ use PHPUnit\Framework\TestCase;
 use Symfony\Component\HttpFoundation\Request;
 use Symfony\Component\Security\Core\Encoder\EncoderFactoryInterface;
 use Symfony\Component\Security\Core\Encoder\PasswordEncoderInterface;
-use Symfony\Component\Security\Core\User\PasswordUpgraderInterface;
 use Symfony\Component\Security\Core\User\User;
 use Symfony\Component\Security\Core\User\UserProviderInterface;
 use Symfony\Component\Security\Http\Authenticator\HttpBasicAuthenticator;
 use Symfony\Component\Security\Http\Authenticator\Passport\Badge\PasswordUpgradeBadge;
 use Symfony\Component\Security\Http\Authenticator\Passport\Credentials\PasswordCredentials;
+use Symfony\Component\Security\Http\Tests\Authenticator\Fixtures\PasswordUpgraderProvider;
 
 class HttpBasicAuthenticatorTest extends TestCase
 {
@@ -77,7 +77,7 @@ class HttpBasicAuthenticatorTest extends TestCase
             'PHP_AUTH_PW' => 'ThePassword',
         ]);
 
-        $this->userProvider = $this->createMock([UserProviderInterface::class, PasswordUpgraderInterface::class]);
+        $this->userProvider = $this->createMock(PasswordUpgraderProvider::class);
         $this->userProvider->expects($this->any())->method('loadUserByUsername')->willReturn(new User('test', 's$cr$t'));
         $authenticator = new HttpBasicAuthenticator('test', $this->userProvider);