diff --git a/src/contracts/Repository/Values/ValueObject.php b/src/contracts/Repository/Values/ValueObject.php
index 3aa5b81e76..0ab3d6e7fe 100644
--- a/src/contracts/Repository/Values/ValueObject.php
+++ b/src/contracts/Repository/Values/ValueObject.php
@@ -8,6 +8,7 @@
 
 use Ibexa\Contracts\Core\Repository\Exceptions\PropertyNotFoundException;
 use Ibexa\Contracts\Core\Repository\Exceptions\PropertyReadOnlyException;
+use Symfony\Component\Serializer\Annotation\Ignore as SerializerIgnore;
 
 /**
  * The base class for all value objects and structs.
@@ -46,6 +47,8 @@ public function __construct(array $properties = [])
      * @param array $dynamicProperties Additional dynamic properties exposed on the object
      *
      * @return array
+     *
+     * @SerializerIgnore()
      */
     protected function getProperties($dynamicProperties = [])
     {
@@ -201,6 +204,8 @@ final public function attributes()
      * @param string $property
      *
      * @return bool
+     *
+     * @SerializerIgnore()
      */
     final public function hasAttribute($property)
     {
diff --git a/src/contracts/Test/IbexaKernelTestTrait.php b/src/contracts/Test/IbexaKernelTestTrait.php
index c40329634d..698bb2e5be 100644
--- a/src/contracts/Test/IbexaKernelTestTrait.php
+++ b/src/contracts/Test/IbexaKernelTestTrait.php
@@ -76,20 +76,23 @@ protected static function getFixtures(): iterable
      *
      * @return T
      */
-    final protected static function getServiceByClassName(string $className, ?string $id = null): object
-    {
+    final protected static function getServiceByClassName(
+        string $className,
+        ?string $id = null,
+        bool $prefix = true
+    ): object {
         if (!self::$booted) {
             static::bootKernel();
         }
 
-        $serviceId = self::getTestServiceId($id, $className);
+        $serviceId = self::getTestServiceId($id, $className, $prefix);
         $service = self::getContainer()->get($serviceId);
         assert(is_object($service) && is_a($service, $className));
 
         return $service;
     }
 
-    protected static function getTestServiceId(?string $id, string $className): string
+    protected static function getTestServiceId(?string $id, string $className, bool $prefix = true): string
     {
         $kernel = self::$kernel;
         if (!$kernel instanceof IbexaTestKernelInterface) {
@@ -102,7 +105,7 @@ protected static function getTestServiceId(?string $id, string $className): stri
 
         $id = $id ?? $className;
 
-        return $kernel->getAliasServiceId($id);
+        return $prefix ? $kernel->getAliasServiceId($id) : $id;
     }
 
     protected static function getDoctrineConnection(): Connection
diff --git a/tests/integration/Core/Repository/SerializationTest.php b/tests/integration/Core/Repository/SerializationTest.php
new file mode 100644
index 0000000000..02954b9903
--- /dev/null
+++ b/tests/integration/Core/Repository/SerializationTest.php
@@ -0,0 +1,62 @@
+<?php
+
+/**
+ * @copyright Copyright (C) Ibexa AS. All rights reserved.
+ * @license For full copyright and license information view LICENSE file distributed with this source code.
+ */
+namespace Ibexa\Tests\Integration\Core\Repository;
+
+use Ibexa\Contracts\Core\Test\IbexaKernelTestCase;
+use Symfony\Component\Serializer\Encoder\JsonEncode;
+use Symfony\Component\Serializer\SerializerInterface;
+
+final class SerializationTest extends IbexaKernelTestCase
+{
+    protected function setUp(): void
+    {
+        self::bootKernel();
+
+        self::loadSchema();
+        self::loadFixtures();
+
+        self::setAdministratorUser();
+    }
+
+    public function testSerialization(): void
+    {
+        $serializer = self::getServiceByClassName(SerializerInterface::class, 'serializer', false);
+        $contentService = self::getContentService();
+
+        $user = $contentService->loadContent(14);
+        $field = $user->getField('user_account');
+        self::assertNotNull($field, 'Field "name" for admin user should not be null');
+
+        $result = $serializer->serialize($field, 'json', [JsonEncode::OPTIONS => JSON_PRETTY_PRINT]);
+        $passwordHash = '$2y$10$FDn9NPwzhq85cLLxfD5Wu.L3SL3Z\/LNCvhkltJUV0wcJj7ciJg2oy';
+        self::assertSame(
+            <<<JSON
+            {
+                "id": 30,
+                "fieldDefIdentifier": "user_account",
+                "value": {
+                    "hasStoredLogin": true,
+                    "contentId": 14,
+                    "login": "admin",
+                    "email": "admin@link.invalid",
+                    "passwordHash": "$passwordHash",
+                    "passwordHashType": "7",
+                    "passwordUpdatedAt": null,
+                    "enabled": true,
+                    "maxLogin": 10,
+                    "plainPassword": null
+                },
+                "languageCode": "eng-US",
+                "fieldTypeIdentifier": "ezuser",
+                "fieldDefinitionIdentifier": "user_account",
+                "virtual": false
+            }
+            JSON,
+            $result,
+        );
+    }
+}