diff --git a/Serializer/Normalizer/DictionaryEnumNormalizer.php b/Serializer/Normalizer/DictionaryEnumNormalizer.php
index ac0c6a1..0315d02 100644
--- a/Serializer/Normalizer/DictionaryEnumNormalizer.php
+++ b/Serializer/Normalizer/DictionaryEnumNormalizer.php
@@ -29,7 +29,7 @@ class DictionaryEnumNormalizer implements NormalizerInterface
      *
      * @return bool
      */
-    public function supportsNormalization(mixed $data, string $format = null): bool
+    public function supportsNormalization(mixed $data, ?string $format = null, array $context = []): bool
     {
         return $data instanceof DictionaryEnumInterface;
     }