diff --git a/src/Symfony/Component/DependencyInjection/Tests/Dumper/PhpDumperTest.php b/src/Symfony/Component/DependencyInjection/Tests/Dumper/PhpDumperTest.php
index f088bcf3c3..b46fbf937b 100644
--- a/src/Symfony/Component/DependencyInjection/Tests/Dumper/PhpDumperTest.php
+++ b/src/Symfony/Component/DependencyInjection/Tests/Dumper/PhpDumperTest.php
@@ -950,7 +950,11 @@ class PhpDumperTest extends TestCase
 
         $dumper = new PhpDumper($container);
 
-        $this->assertStringEqualsFile(self::$fixturesPath.'/php/services_subscriber.php', $dumper->dump());
+        if (80100 <= \PHP_VERSION_ID) {
+            $this->assertStringEqualsFile(self::$fixturesPath.'/php/services_subscriber_php81.php', $dumper->dump());
+        } else {
+            $this->assertStringEqualsFile(self::$fixturesPath.'/php/services_subscriber.php', $dumper->dump());
+        }
     }
 
     public function testPrivateWithIgnoreOnInvalidReference()
diff --git a/src/Symfony/Component/DependencyInjection/Tests/Fixtures/php/services_subscriber_php81.php b/src/Symfony/Component/DependencyInjection/Tests/Fixtures/php/services_subscriber_php81.php
new file mode 100644
index 0000000000..e897fa53a8
--- /dev/null
+++ b/src/Symfony/Component/DependencyInjection/Tests/Fixtures/php/services_subscriber_php81.php
@@ -0,0 +1,111 @@
+<?php
+
+use Symfony\Component\DependencyInjection\Argument\RewindableGenerator;
+use Symfony\Component\DependencyInjection\ContainerInterface;
+use Symfony\Component\DependencyInjection\Container;
+use Symfony\Component\DependencyInjection\Exception\InvalidArgumentException;
+use Symfony\Component\DependencyInjection\Exception\LogicException;
+use Symfony\Component\DependencyInjection\Exception\RuntimeException;
+use Symfony\Component\DependencyInjection\ParameterBag\FrozenParameterBag;
+use Symfony\Component\DependencyInjection\ParameterBag\ParameterBagInterface;
+
+/**
+ * This class has been auto-generated
+ * by the Symfony Dependency Injection Component.
+ *
+ * @final
+ */
+class ProjectServiceContainer extends Container
+{
+    private $parameters = [];
+    private $getService;
+
+    public function __construct()
+    {
+        $this->getService = \Closure::fromCallable([$this, 'getService']);
+        $this->services = $this->privates = [];
+        $this->methodMap = [
+            'Symfony\\Component\\DependencyInjection\\Tests\\Fixtures\\TestServiceSubscriber' => 'getTestServiceSubscriberService',
+            'foo_service' => 'getFooServiceService',
+            'late_alias' => 'getLateAliasService',
+        ];
+        $this->aliases = [
+            'Symfony\\Component\\DependencyInjection\\Tests\\Fixtures\\TestDefinition1' => 'late_alias',
+        ];
+    }
+
+    public function compile(): void
+    {
+        throw new LogicException('You cannot compile a dumped container that was already compiled.');
+    }
+
+    public function isCompiled(): bool
+    {
+        return true;
+    }
+
+    public function getRemovedIds(): array
+    {
+        return [
+            '.service_locator.Txga9_U' => true,
+            '.service_locator.Txga9_U.foo_service' => true,
+            'Psr\\Container\\ContainerInterface' => true,
+            'Symfony\\Component\\DependencyInjection\\ContainerInterface' => true,
+            'Symfony\\Component\\DependencyInjection\\Tests\\Fixtures\\CustomDefinition' => true,
+            'Symfony\\Component\\DependencyInjection\\Tests\\Fixtures\\TestDefinition1' => true,
+            'late_alias' => true,
+        ];
+    }
+
+    /**
+     * Gets the public 'Symfony\Component\DependencyInjection\Tests\Fixtures\TestServiceSubscriber' shared service.
+     *
+     * @return \Symfony\Component\DependencyInjection\Tests\Fixtures\TestServiceSubscriber
+     */
+    protected function getTestServiceSubscriberService()
+    {
+        return $this->services['Symfony\\Component\\DependencyInjection\\Tests\\Fixtures\\TestServiceSubscriber'] = new \Symfony\Component\DependencyInjection\Tests\Fixtures\TestServiceSubscriber();
+    }
+
+    /**
+     * Gets the public 'foo_service' shared autowired service.
+     *
+     * @return \Symfony\Component\DependencyInjection\Tests\Fixtures\TestServiceSubscriber
+     */
+    protected function getFooServiceService()
+    {
+        return $this->services['foo_service'] = new \Symfony\Component\DependencyInjection\Tests\Fixtures\TestServiceSubscriber((new \Symfony\Component\DependencyInjection\Argument\ServiceLocator($this->getService, [
+            'Symfony\\Component\\DependencyInjection\\Tests\\Fixtures\\CustomDefinition' => ['privates', 'Symfony\\Component\\DependencyInjection\\Tests\\Fixtures\\CustomDefinition', 'getCustomDefinitionService', false],
+            'Symfony\\Component\\DependencyInjection\\Tests\\Fixtures\\TestServiceSubscriber' => ['services', 'Symfony\\Component\\DependencyInjection\\Tests\\Fixtures\\TestServiceSubscriber', 'getTestServiceSubscriberService', false],
+            'bar' => ['services', 'Symfony\\Component\\DependencyInjection\\Tests\\Fixtures\\TestServiceSubscriber', 'getTestServiceSubscriberService', false],
+            'baz' => ['privates', 'Symfony\\Component\\DependencyInjection\\Tests\\Fixtures\\CustomDefinition', 'getCustomDefinitionService', false],
+            'late_alias' => ['services', 'late_alias', 'getLateAliasService', false],
+        ], [
+            'Symfony\\Component\\DependencyInjection\\Tests\\Fixtures\\CustomDefinition' => 'Symfony\\Component\\DependencyInjection\\Tests\\Fixtures\\CustomDefinition',
+            'Symfony\\Component\\DependencyInjection\\Tests\\Fixtures\\TestServiceSubscriber' => 'Symfony\\Component\\DependencyInjection\\Tests\\Fixtures\\TestServiceSubscriber',
+            'bar' => 'Symfony\\Component\\DependencyInjection\\Tests\\Fixtures\\CustomDefinition',
+            'baz' => 'Symfony\\Component\\DependencyInjection\\Tests\\Fixtures\\CustomDefinition',
+            'late_alias' => 'Symfony\\Component\\DependencyInjection\\Tests\\Fixtures\\TestDefinition1',
+        ]))->withContext('foo_service', $this));
+    }
+
+    /**
+     * Gets the public 'late_alias' shared service.
+     *
+     * @return \Symfony\Component\DependencyInjection\Tests\Fixtures\TestDefinition1
+     */
+    protected function getLateAliasService()
+    {
+        return $this->services['late_alias'] = new \Symfony\Component\DependencyInjection\Tests\Fixtures\TestDefinition1();
+    }
+
+    /**
+     * Gets the private 'Symfony\Component\DependencyInjection\Tests\Fixtures\CustomDefinition' shared service.
+     *
+     * @return \Symfony\Component\DependencyInjection\Tests\Fixtures\CustomDefinition
+     */
+    protected function getCustomDefinitionService()
+    {
+        return $this->privates['Symfony\\Component\\DependencyInjection\\Tests\\Fixtures\\CustomDefinition'] = new \Symfony\Component\DependencyInjection\Tests\Fixtures\CustomDefinition();
+    }
+}