diff --git a/composer.json b/composer.json
index 32050e5..e274c6d 100644
--- a/composer.json
+++ b/composer.json
@@ -14,7 +14,7 @@
     "require": {
         "php": ">=7.2.5",
         "symfony/http-kernel": "^4.4 || ^5.1 || ^6.0",
-        "api-platform/core": "^2.5",
+        "api-platform/core": "^2.7 || ^3.0",
         "doctrine/orm": "^2.7"
     },
     "require-dev": {
diff --git a/src/Filter/DateFilter.php b/src/Filter/DateFilter.php
index 63027bf..2f6cee6 100644
--- a/src/Filter/DateFilter.php
+++ b/src/Filter/DateFilter.php
@@ -17,7 +17,7 @@ class DateFilter extends AbstractFilter implements DateFilterInterface
 {
     public const DOCTRINE_DATE_TYPES = ApipDateFilter::DOCTRINE_DATE_TYPES;
 
-    private ApipDateFilter $inner;
+    private $inner;
 
     public function __construct(ManagerRegistry $managerRegistry, LoggerInterface $logger = null, array $properties = null, NameConverterInterface $nameConverter = null)
     {
diff --git a/src/Filter/FilterLogic.php b/src/Filter/FilterLogic.php
index fb28053..a5ae611 100644
--- a/src/Filter/FilterLogic.php
+++ b/src/Filter/FilterLogic.php
@@ -42,7 +42,7 @@ class FilterLogic implements FilterInterface
      *   but also changes the behavior of ExistsFilter =false.
      * {@inheritdoc}
      */
-    public function __construct(ContainerInterface $filterLocator, protected ManagerRegistry $managerRegistry, protected ?LoggerInterface $logger = null, protected ?array $properties = null, protected ?NameConverterInterface $nameConverter = null, string $classExp='//', $innerJoinsLeft=false)
+    public function __construct(ContainerInterface $filterLocator, ManagerRegistry $managerRegistry, ?LoggerInterface $logger = null, ?array $properties = null, ?NameConverterInterface $nameConverter = null, string $classExp='//', $innerJoinsLeft=false)
     {
         $this->filterLocator = $filterLocator;
         $this->classExp = $classExp;
diff --git a/tests/Filter/FilterLogicWithAnnotationTest.php b/tests/Filter/FilterLogicWithAnnotationTest.php
index 6d08d7a..2314067 100644
--- a/tests/Filter/FilterLogicWithAnnotationTest.php
+++ b/tests/Filter/FilterLogicWithAnnotationTest.php
@@ -26,8 +26,8 @@ class FilterLogicWithAnnotationTest extends KernelTestCase
     private $filters;
     /** @var FilterLogic */
     private $filterLogic;
-
-    private Operation $operation;
+    /** @var Operation */
+    private $operation;
 
     public function setUp(): void
     {
diff --git a/tests/Filter/FilterToTestAssumptions.php b/tests/Filter/FilterToTestAssumptions.php
index 7adbc06..db64683 100644
--- a/tests/Filter/FilterToTestAssumptions.php
+++ b/tests/Filter/FilterToTestAssumptions.php
@@ -14,7 +14,7 @@ class FilterToTestAssumptions implements FilterInterface
 {
     public function getDescription(string $resourceClass): array
     {
-
+        return [];
     }
 
     public function apply(QueryBuilder $queryBuilder, QueryNameGeneratorInterface $queryNameGenerator, string $resourceClass, Operation $operation = null, array $context = []): void