diff --git a/src/Validator/Constraints/YoutubeUrl.php b/src/Validator/Constraints/YoutubeUrl.php
index 1b3f063a..4eb306fa 100644
--- a/src/Validator/Constraints/YoutubeUrl.php
+++ b/src/Validator/Constraints/YoutubeUrl.php
@@ -13,8 +13,10 @@
 
 namespace MonsieurBiz\SyliusRichEditorPlugin\Validator\Constraints;
 
+use Attribute;
 use Symfony\Component\Validator\Constraint;
 
+#[Attribute]
 class YoutubeUrl extends Constraint
 {
     public string $message = 'The value "{{ string }}" does not contains a valid Youtube URL.';
diff --git a/src/Validator/Constraints/YoutubeUrlValidator.php b/src/Validator/Constraints/YoutubeUrlValidator.php
index f4d37563..adad16cd 100644
--- a/src/Validator/Constraints/YoutubeUrlValidator.php
+++ b/src/Validator/Constraints/YoutubeUrlValidator.php
@@ -29,6 +29,10 @@ public function validate(mixed $value, Constraint $constraint): void
 
         $value = (string) $value;
 
+        if ('' === $value) {
+            return;
+        }
+
         if (!preg_match(self::YOUTUBE_REGEX_VALIDATOR, $value)) {
             $this->context->buildViolation($constraint->message)
                 ->setParameter('{{ string }}', $value)