diff --git a/src/lib/Validator/Constraints/RichText.php b/src/lib/Validator/Constraints/RichText.php
index 9dba8084..a9a2f50b 100644
--- a/src/lib/Validator/Constraints/RichText.php
+++ b/src/lib/Validator/Constraints/RichText.php
@@ -8,12 +8,27 @@
 
 namespace Ibexa\FieldTypeRichText\Validator\Constraints;
 
+use Symfony\Component\Validator\Attribute\HasNamedArguments;
 use Symfony\Component\Validator\Constraint;
 
 /**
  * @Annotation
  */
-class RichText extends Constraint
+final class RichText extends Constraint
 {
     public string $message = 'Invalid value';
+
+    /**
+     * @param array<string>|null $groups
+     */
+    #[HasNamedArguments]
+    public function __construct(
+        ?string $message = null,
+        ?array $groups = null,
+        mixed $payload = null
+    ) {
+        parent::__construct(null, $groups, $payload);
+
+        $this->message = $message ?? $this->message;
+    }
 }