diff --git a/composer.json b/composer.json
index 27ed19e132f..8d955dbc0b9 100644
--- a/composer.json
+++ b/composer.json
@@ -31,7 +31,6 @@
         "behat/mink": "^1.9",
         "doctrine/cache": "^1.11 || ^2.1",
         "doctrine/common": "^3.2.2",
-        "doctrine/data-fixtures": "^1.2.2",
         "doctrine/dbal": "^3.4.0",
         "doctrine/doctrine-bundle": "^1.12 || ^2.0",
         "doctrine/mongodb-odm": "^2.2",
diff --git a/tests/Fixtures/DummyCompoundValidatedEntity.php b/tests/Fixtures/DummyCompoundValidatedEntity.php
index 6d999f96ac9..f8d9024d80b 100644
--- a/tests/Fixtures/DummyCompoundValidatedEntity.php
+++ b/tests/Fixtures/DummyCompoundValidatedEntity.php
@@ -19,8 +19,7 @@ class DummyCompoundValidatedEntity
 {
     /**
      * @var string
-     *
-     * @DummyCompoundRequirements
      */
+    #[DummyCompoundRequirements]
     public $dummy;
 }
diff --git a/tests/Fixtures/DummyCountValidatedEntity.php b/tests/Fixtures/DummyCountValidatedEntity.php
index 761ef013d77..47d0b84df2b 100644
--- a/tests/Fixtures/DummyCountValidatedEntity.php
+++ b/tests/Fixtures/DummyCountValidatedEntity.php
@@ -19,22 +19,19 @@ class DummyCountValidatedEntity
 {
     /**
      * @var array
-     *
-     * @Assert\Count(min=1)
      */
+    #[Assert\Count(min: 1)]
     public $dummyMin;
 
     /**
      * @var array
-     *
-     * @Assert\Count(max=10)
      */
+    #[Assert\Count(max: 10)]
     public $dummyMax;
 
     /**
      * @var array
-     *
-     * @Assert\Count(min=1, max=10)
      */
+    #[Assert\Count(min: 1, max: 10)]
     public $dummyMinMax;
 }
diff --git a/tests/Fixtures/DummyIgnoreProperty.php b/tests/Fixtures/DummyIgnoreProperty.php
index b5d6b81b0ea..b2097e3dac5 100644
--- a/tests/Fixtures/DummyIgnoreProperty.php
+++ b/tests/Fixtures/DummyIgnoreProperty.php
@@ -20,15 +20,10 @@ class DummyIgnoreProperty
 {
     public $visibleWithoutGroup;
 
-    /**
-     * @Groups({"dummy"})
-     */
+    #[Groups('dummy')]
     public $visibleWithGroup;
 
-    /**
-     * @Groups({"dummy"})
-     *
-     * @Ignore
-     */
+    #[Groups('dummy')]
+    #[Ignore]
     public $ignored;
 }
diff --git a/tests/Fixtures/DummyIriWithValidationEntity.php b/tests/Fixtures/DummyIriWithValidationEntity.php
index a5e892760ae..eb2173b5426 100644
--- a/tests/Fixtures/DummyIriWithValidationEntity.php
+++ b/tests/Fixtures/DummyIriWithValidationEntity.php
@@ -22,73 +22,45 @@
  */
 class DummyIriWithValidationEntity
 {
-    /**
-     * @Assert\Url
-     */
+    #[Assert\Url]
     public $dummyUrl;
 
-    /**
-     * @Assert\Email
-     */
+    #[Assert\Email]
     public $dummyEmail;
 
-    /**
-     * @Assert\Uuid
-     */
+    #[Assert\Uuid]
     public $dummyUuid;
 
-    /**
-     * @Assert\CardScheme(schemes="MASTERCARD")
-     */
+    #[Assert\CardScheme(schemes: 'MASTERCARD')]
     public $dummyCardScheme;
 
-    /**
-     * @Assert\Bic
-     */
+    #[Assert\Bic]
     public $dummyBic;
 
-    /**
-     * @Assert\Iban
-     */
+    #[Assert\Iban]
     public $dummyIban;
 
-    /**
-     * @Assert\Date
-     */
+    #[Assert\Date]
     public $dummyDate;
 
-    /**
-     * @Assert\DateTime
-     */
+    #[Assert\DateTime]
     public $dummyDateTime;
 
-    /**
-     * @Assert\Time
-     */
+    #[Assert\Time]
     public $dummyTime;
 
-    /**
-     * @Assert\Image
-     */
+    #[Assert\Image]
     public $dummyImage;
 
-    /**
-     * @Assert\File
-     */
+    #[Assert\File]
     public $dummyFile;
 
-    /**
-     * @Assert\Currency
-     */
+    #[Assert\Currency]
     public $dummyCurrency;
 
-    /**
-     * @Assert\Isbn
-     */
+    #[Assert\Isbn]
     public $dummyIsbn;
 
-    /**
-     * @Assert\Issn
-     */
+    #[Assert\Issn]
     public $dummyIssn;
 }
diff --git a/tests/Fixtures/DummyNumericValidatedEntity.php b/tests/Fixtures/DummyNumericValidatedEntity.php
index ce9b2424801..b98e7c157f0 100644
--- a/tests/Fixtures/DummyNumericValidatedEntity.php
+++ b/tests/Fixtures/DummyNumericValidatedEntity.php
@@ -19,57 +19,49 @@ class DummyNumericValidatedEntity
 {
     /**
      * @var int
-     *
-     * @Assert\GreaterThan(value=10)
      */
+    #[Assert\GreaterThan(value: 10)]
     public $greaterThanMe;
 
     /**
      * @var float
-     *
-     * @Assert\GreaterThanOrEqual(value=10.99)
      */
+    #[Assert\GreaterThanOrEqual(value: '10.99')]
     public $greaterThanOrEqualToMe;
 
     /**
      * @var int
-     *
-     * @Assert\LessThan(value=99)
      */
+    #[Assert\LessThan(value: 99)]
     public $lessThanMe;
 
     /**
      * @var float
-     *
-     * @Assert\LessThanOrEqual(value=99.33)
      */
+    #[Assert\LessThanOrEqual(value: '99.33')]
     public $lessThanOrEqualToMe;
 
     /**
      * @var int
-     *
-     * @Assert\Positive
      */
+    #[Assert\Positive]
     public $positive;
 
     /**
      * @var int
-     *
-     * @Assert\PositiveOrZero
      */
+    #[Assert\PositiveOrZero]
     public $positiveOrZero;
 
     /**
      * @var int
-     *
-     * @Assert\Negative
      */
+    #[Assert\Negative]
     public $negative;
 
     /**
      * @var int
-     *
-     * @Assert\NegativeOrZero
      */
+    #[Assert\NegativeOrZero]
     public $negativeOrZero;
 }
diff --git a/tests/Fixtures/DummyRangeValidatedEntity.php b/tests/Fixtures/DummyRangeValidatedEntity.php
index 282ba629aa1..ea18b5e6758 100644
--- a/tests/Fixtures/DummyRangeValidatedEntity.php
+++ b/tests/Fixtures/DummyRangeValidatedEntity.php
@@ -19,43 +19,37 @@ class DummyRangeValidatedEntity
 {
     /**
      * @var int
-     *
-     * @Assert\Range(min=1)
      */
+    #[Assert\Range(min: 1)]
     public $dummyIntMin;
 
     /**
      * @var int
-     *
-     * @Assert\Range(max=10)
      */
+    #[Assert\Range(max: 10)]
     public $dummyIntMax;
 
     /**
      * @var int
-     *
-     * @Assert\Range(min=1, max=10)
      */
+    #[Assert\Range(min: 1, max: 10)]
     public $dummyIntMinMax;
 
     /**
      * @var float
-     *
-     * @Assert\Range(min=1.5)
      */
+    #[Assert\Range(min: '1.5')]
     public $dummyFloatMin;
 
     /**
      * @var float
-     *
-     * @Assert\Range(max=10.5)
      */
+    #[Assert\Range(max: '10.5')]
     public $dummyFloatMax;
 
     /**
      * @var float
-     *
-     * @Assert\Range(min=1.5, max=10.5)
      */
+    #[Assert\Range(min: '1.5', max: '10.5')]
     public $dummyFloatMinMax;
 }
diff --git a/tests/Fixtures/DummyUniqueValidatedEntity.php b/tests/Fixtures/DummyUniqueValidatedEntity.php
index d4535e31851..a96ba6d01de 100644
--- a/tests/Fixtures/DummyUniqueValidatedEntity.php
+++ b/tests/Fixtures/DummyUniqueValidatedEntity.php
@@ -19,8 +19,7 @@ class DummyUniqueValidatedEntity
 {
     /**
      * @var string[]
-     *
-     * @Assert\Unique
      */
+    #[Assert\Unique]
     public $dummyItems;
 }
diff --git a/tests/Fixtures/DummyValidatedChoiceEntity.php b/tests/Fixtures/DummyValidatedChoiceEntity.php
index f8b62184365..4229a760166 100644
--- a/tests/Fixtures/DummyValidatedChoiceEntity.php
+++ b/tests/Fixtures/DummyValidatedChoiceEntity.php
@@ -19,51 +19,44 @@ class DummyValidatedChoiceEntity
 {
     /**
      * @var string
-     *
-     * @Assert\Choice(choices={"a", "b"})
      */
+    #[Assert\Choice(choices: ['a', 'b'])]
     public $dummySingleChoice;
 
     /**
      * @var string
-     *
-     * @Assert\Choice(callback={DummyValidatedChoiceEntity::class, "getChoices"})
      */
+    #[Assert\Choice(callback: [self::class, 'getChoices'])]
     public $dummySingleChoiceCallback;
 
     /**
      * @var string[]
-     *
-     * @Assert\Choice(choices={"a", "b"}, multiple=true)
      */
+    #[Assert\Choice(choices: ['a', 'b'], multiple: true)]
     public $dummyMultiChoice;
 
     /**
      * @var string[]
-     *
-     * @Assert\Choice(callback={DummyValidatedChoiceEntity::class, "getChoices"}, multiple=true)
      */
+    #[Assert\Choice(callback: [self::class, 'getChoices'], multiple: true)]
     public $dummyMultiChoiceCallback;
 
     /**
      * @var string[]
-     *
-     * @Assert\Choice(choices={"a", "b", "c", "d"}, multiple=true, min=2)
      */
+    #[Assert\Choice(choices: ['a', 'b', 'c', 'd'], multiple: true, min: 2)]
     public $dummyMultiChoiceMin;
 
     /**
      * @var string[]
-     *
-     * @Assert\Choice(choices={"a", "b", "c", "d"}, multiple=true, max=4)
      */
+    #[Assert\Choice(choices: ['a', 'b', 'c', 'd'], multiple: true, max: 4)]
     public $dummyMultiChoiceMax;
 
     /**
      * @var string[]
-     *
-     * @Assert\Choice(choices={"a", "b", "c", "d"}, multiple=true, min=2, max=4)
      */
+    #[Assert\Choice(choices: ['a', 'b', 'c', 'd'], multiple: true, min: 2, max: 4)]
     public $dummyMultiChoiceMinMax;
 
     public static function getChoices(): array
diff --git a/tests/Fixtures/DummyValidatedHostnameEntity.php b/tests/Fixtures/DummyValidatedHostnameEntity.php
index df248da2030..febac7e5426 100644
--- a/tests/Fixtures/DummyValidatedHostnameEntity.php
+++ b/tests/Fixtures/DummyValidatedHostnameEntity.php
@@ -19,8 +19,7 @@ class DummyValidatedHostnameEntity
 {
     /**
      * @var string
-     *
-     * @Assert\Hostname
      */
+    #[Assert\Hostname]
     public $dummyHostname;
 }
diff --git a/tests/Fixtures/DummyValidatedUlidEntity.php b/tests/Fixtures/DummyValidatedUlidEntity.php
index 00e4efff759..5f19f6d628e 100644
--- a/tests/Fixtures/DummyValidatedUlidEntity.php
+++ b/tests/Fixtures/DummyValidatedUlidEntity.php
@@ -19,8 +19,7 @@ class DummyValidatedUlidEntity
 {
     /**
      * @var string
-     *
-     * @Assert\Ulid
      */
+    #[Assert\Ulid]
     public $dummyUlid;
 }
diff --git a/tests/Fixtures/NotAResource.php b/tests/Fixtures/NotAResource.php
index 4c053c99352..4ecfa06319d 100644
--- a/tests/Fixtures/NotAResource.php
+++ b/tests/Fixtures/NotAResource.php
@@ -23,13 +23,9 @@
 class NotAResource
 {
     public function __construct(
-        /**
-         * @Groups("contain_non_resource")
-         */
+        #[Groups('contain_non_resource')]
         private $foo,
-        /**
-         * @Groups("contain_non_resource")
-         */
+        #[Groups('contain_non_resource')]
         private $bar
     ) {
     }
diff --git a/tests/Fixtures/TestBundle/Controller/Common/CustomController.php b/tests/Fixtures/TestBundle/Controller/Common/CustomController.php
index 9aca6fdeac2..5847036d2f5 100644
--- a/tests/Fixtures/TestBundle/Controller/Common/CustomController.php
+++ b/tests/Fixtures/TestBundle/Controller/Common/CustomController.php
@@ -26,9 +26,8 @@ class CustomController extends AbstractController
 {
     /**
      * Custom route for a non API Platform route.
-     *
-     * @Route(methods={"GET"}, name="custom_external_route", path="/common/custom/object")
      */
+    #[Route(methods: ['GET'], name: 'custom_external_route', path: '/common/custom/object')]
     public function __invoke(): CustomObject
     {
         return new CustomObject(1, 'Lorem ipsum dolor sit amet');
diff --git a/tests/Fixtures/TestBundle/Entity/NonCloneableDummy.php b/tests/Fixtures/TestBundle/Entity/NonCloneableDummy.php
index 4d02182d57b..6c2ed38959d 100644
--- a/tests/Fixtures/TestBundle/Entity/NonCloneableDummy.php
+++ b/tests/Fixtures/TestBundle/Entity/NonCloneableDummy.php
@@ -13,8 +13,8 @@
 
 namespace ApiPlatform\Tests\Fixtures\TestBundle\Entity;
 
-use ApiPlatform\Core\Annotation\ApiProperty;
-use ApiPlatform\Core\Annotation\ApiResource;
+use ApiPlatform\Metadata\ApiProperty;
+use ApiPlatform\Metadata\ApiResource;
 use Doctrine\ORM\Mapping as ORM;
 use Symfony\Component\Validator\Constraints as Assert;
 
@@ -22,33 +22,25 @@
  * Dummy class that cannot be cloned.
  *
  * @author Colin O'Dell <colinodell@gmail.com>
- *
- * @ApiResource
- *
- * @ORM\Entity
  */
+#[ORM\Entity]
+#[ApiResource]
 class NonCloneableDummy
 {
     /**
      * @var int|null The id
-     *
-     * @ORM\Column(type="integer", nullable=true)
-     *
-     * @ORM\Id
-     *
-     * @ORM\GeneratedValue(strategy="AUTO")
      */
+    #[ORM\Column(type: 'integer', nullable: true)]
+    #[ORM\Id]
+    #[ORM\GeneratedValue(strategy: 'AUTO')]
     private $id;
 
     /**
      * @var string The dummy name
-     *
-     * @ORM\Column
-     *
-     * @Assert\NotBlank
-     *
-     * @ApiProperty(iri="http://schema.org/name")
      */
+    #[ApiProperty(iris: ['http://schema.org/name'])]
+    #[ORM\Column]
+    #[Assert\NotBlank]
     private $name;
 
     public function getId()
diff --git a/tests/Fixtures/TestBundle/Validator/Constraint/DummyCompoundRequirements.php b/tests/Fixtures/TestBundle/Validator/Constraint/DummyCompoundRequirements.php
index 075e5de50db..25881bac3e8 100644
--- a/tests/Fixtures/TestBundle/Validator/Constraint/DummyCompoundRequirements.php
+++ b/tests/Fixtures/TestBundle/Validator/Constraint/DummyCompoundRequirements.php
@@ -17,9 +17,7 @@
 use Symfony\Component\Validator\Constraints\Length;
 use Symfony\Component\Validator\Constraints\Regex;
 
-/**
- * @Annotation
- */
+#[\Attribute]
 final class DummyCompoundRequirements extends Compound
 {
     public function getConstraints(array $options): array
diff --git a/tests/Fixtures/app/AppKernel.php b/tests/Fixtures/app/AppKernel.php
index fbcdf342a03..912edda9104 100644
--- a/tests/Fixtures/app/AppKernel.php
+++ b/tests/Fixtures/app/AppKernel.php
@@ -17,6 +17,7 @@
 use ApiPlatform\Tests\Fixtures\TestBundle\Entity\User;
 use ApiPlatform\Tests\Fixtures\TestBundle\TestBundle;
 use Doctrine\Bundle\DoctrineBundle\DoctrineBundle;
+use Doctrine\Bundle\MongoDBBundle\Command\TailCursorDoctrineODMCommand;
 use Doctrine\Bundle\MongoDBBundle\DoctrineMongoDBBundle;
 use Doctrine\Common\Inflector\Inflector;
 use Doctrine\Inflector\InflectorFactory;
@@ -29,6 +30,7 @@
 use Symfony\Bundle\TwigBundle\TwigBundle;
 use Symfony\Bundle\WebProfilerBundle\WebProfilerBundle;
 use Symfony\Component\Config\Loader\LoaderInterface;
+use Symfony\Component\DependencyInjection\Compiler\CompilerPassInterface;
 use Symfony\Component\DependencyInjection\ContainerBuilder;
 use Symfony\Component\ErrorHandler\ErrorRenderer\ErrorRendererInterface;
 use Symfony\Component\HttpFoundation\Session\SessionFactory;
@@ -122,6 +124,7 @@ protected function configureContainer(ContainerBuilder $c, LoaderInterface $load
             'messenger' => $messengerConfig,
             'router' => ['utf8' => true],
             'http_method_override' => false,
+            'annotations' => false,
         ]);
 
         $alg = class_exists(NativePasswordHasher::class, false) || class_exists('Symfony\Component\Security\Core\Encoder\NativePasswordEncoder') ? 'auto' : 'bcrypt';
@@ -232,4 +235,15 @@ class_exists(NativePasswordHasher::class) ? 'password_hashers' : 'encoders' => [
             ],
         ]);
     }
+
+    protected function build(ContainerBuilder $container): void
+    {
+        $container->addCompilerPass(new class() implements CompilerPassInterface {
+            public function process(ContainerBuilder $container): void
+            {
+                // Deprecated command triggering a Symfony depreciation
+                $container->removeDefinition(TailCursorDoctrineODMCommand::class);
+            }
+        });
+    }
 }
diff --git a/tests/Fixtures/app/config/config_common.yml b/tests/Fixtures/app/config/config_common.yml
index 8afda96df71..2eab0ec1323 100644
--- a/tests/Fixtures/app/config/config_common.yml
+++ b/tests/Fixtures/app/config/config_common.yml
@@ -263,10 +263,6 @@ services:
         alias: property_accessor
         public: true
 
-    test.annotation_reader:
-        alias: annotation_reader
-        public: true
-
     app.dummy_validation.group_generator:
         class: ApiPlatform\Tests\Fixtures\TestBundle\Validator\DummyValidationGroupsGenerator
         tags:
diff --git a/tests/Fixtures/app/config/config_mongodb.yml b/tests/Fixtures/app/config/config_mongodb.yml
index 8708efc79c1..2e29e433aa2 100644
--- a/tests/Fixtures/app/config/config_mongodb.yml
+++ b/tests/Fixtures/app/config/config_mongodb.yml
@@ -159,4 +159,3 @@ services:
             $decorated: '@ApiPlatform\Doctrine\Common\State\PersistProcessor'
         tags:
             - name: 'api_platform.state_processor'
-