diff --git a/src/Model/Payment.php b/src/Model/Payment.php
index 9644041..0263cff 100644
--- a/src/Model/Payment.php
+++ b/src/Model/Payment.php
@@ -65,7 +65,7 @@ final class Payment extends DataObject implements PermissionProvider
     ];
 
     private static $casting = [
-        'Amount' => 'Decimal'
+        'Amount' => 'Currency'
     ];
 
     private static $summary_fields = [