diff --git a/src/Bundle/ChillPersonBundle/Tests/Serializer/Normalizer/PersonJsonDenormalizerTest.php b/src/Bundle/ChillPersonBundle/Tests/Serializer/Normalizer/PersonJsonDenormalizerTest.php
index aef5ee584..30324be06 100644
--- a/src/Bundle/ChillPersonBundle/Tests/Serializer/Normalizer/PersonJsonDenormalizerTest.php
+++ b/src/Bundle/ChillPersonBundle/Tests/Serializer/Normalizer/PersonJsonDenormalizerTest.php
@@ -172,7 +172,7 @@ final class PersonJsonDenormalizerTest extends TestCase
             public ?Gender $gender = null;
             public ?Center $center = null;
 
-            public function denormalize($data, $type, $format = null, array $context = [])
+            public function denormalize($data, $type, $format = null, array $context = []): mixed
             {
                 if (PhoneNumber::class === $type) {
                     return '' === $data ? null : new PhoneNumber();
@@ -193,10 +193,15 @@ final class PersonJsonDenormalizerTest extends TestCase
                 return null;
             }
 
-            public function supportsDenormalization($data, $type, $format = null)
+            public function supportsDenormalization($data, $type, $format = null, array $context = []): bool
             {
                 return true;
             }
+
+            public function getSupportedTypes(?string $format): array
+            {
+                return ['*' => false];
+            }
         };
 
         $denormalizer = new PersonJsonDenormalizer($this->createIdentifierManager());