diff --git a/composer.json b/composer.json
index 0735792b7..f52ea1146 100644
--- a/composer.json
+++ b/composer.json
@@ -30,7 +30,6 @@
         "ext-xmlwriter": "*",
         "api-platform/core": "~4.1.18",
         "ibexa/core": "~5.0.x-dev",
-        "ibexa/polyfill-php82": "^1.0",
         "ibexa/templated-uri-bundle": "^4.0",
         "lexik/jwt-authentication-bundle": "^2.8",
         "symfony/config": "^7.4",
diff --git a/src/contracts/Output/VisitorAdapterNormalizer.php b/src/contracts/Output/VisitorAdapterNormalizer.php
index 17cb0d7a1..8fc0440b3 100644
--- a/src/contracts/Output/VisitorAdapterNormalizer.php
+++ b/src/contracts/Output/VisitorAdapterNormalizer.php
@@ -34,6 +34,8 @@ public function __construct(
     /**
      * @param array<string, mixed> $context
      *
+     * @return array<mixed>|bool|string|int|float|\ArrayObject<int|string, mixed>|null
+     *
      * @throws \Symfony\Component\Serializer\Exception\ExceptionInterface
      */
     public function normalize(mixed $object, ?string $format = null, array $context = []): array|bool|string|int|float|null|\ArrayObject
diff --git a/src/lib/Server/Input/Parser/ContentType/Query/ContentTypeQuery.php b/src/lib/Server/Input/Parser/ContentType/Query/ContentTypeQuery.php
index f59a88a9a..e62337562 100644
--- a/src/lib/Server/Input/Parser/ContentType/Query/ContentTypeQuery.php
+++ b/src/lib/Server/Input/Parser/ContentType/Query/ContentTypeQuery.php
@@ -14,7 +14,6 @@
 use Ibexa\Contracts\Rest\Input\Parser\Query\Criterion\CriterionProcessorInterface;
 use Ibexa\Contracts\Rest\Input\Parser\Query\SortClause\SortClauseProcessorInterface;
 use Ibexa\Contracts\Rest\Input\ParsingDispatcher;
-use function Ibexa\PolyfillPhp82\iterator_to_array;
 use Ibexa\Rest\Input\BaseParser;
 
 /**