diff --git a/src/Validator/Constraints/MoneyGreaterThan.php b/src/Validator/Constraints/MoneyGreaterThan.php
index 018bfbf..9218f93 100644
--- a/src/Validator/Constraints/MoneyGreaterThan.php
+++ b/src/Validator/Constraints/MoneyGreaterThan.php
@@ -15,6 +15,7 @@
 /**
  * @Annotation
  */
+#[\Attribute]
 class MoneyGreaterThan extends Constraint
 {
     public string $message = 'This value must be greater than {{ compareWith }}!';
diff --git a/src/Validator/Constraints/MoneyGreaterThanOrEqual.php b/src/Validator/Constraints/MoneyGreaterThanOrEqual.php
index 7ab207f..704c066 100644
--- a/src/Validator/Constraints/MoneyGreaterThanOrEqual.php
+++ b/src/Validator/Constraints/MoneyGreaterThanOrEqual.php
@@ -15,6 +15,7 @@
 /**
  * @Annotation
  */
+#[\Attribute]
 class MoneyGreaterThanOrEqual extends Constraint
 {
     public string $message = 'This value must be greater than or equal to {{ compareWith }}!';