diff --git a/src/Compatibility/Bundles/FlowBuilder/Events/Refund/RefundStarted/RefundStartedEvent.php b/src/Compatibility/Bundles/FlowBuilder/Events/Refund/RefundStarted/RefundStartedEvent.php
index cea671ca5..72f83d1f7 100644
--- a/src/Compatibility/Bundles/FlowBuilder/Events/Refund/RefundStarted/RefundStartedEvent.php
+++ b/src/Compatibility/Bundles/FlowBuilder/Events/Refund/RefundStarted/RefundStartedEvent.php
@@ -10,6 +10,7 @@
 use Shopware\Core\Framework\Event\EventData\EntityType;
 use Shopware\Core\Framework\Event\EventData\EventDataCollection;
 use Shopware\Core\Framework\Event\EventData\MailRecipientStruct;
+use Shopware\Core\Framework\Event\EventData\ScalarValueType;
 use Shopware\Core\Framework\Event\MailAware;
 use Shopware\Core\Framework\Event\OrderAware;
 use Shopware\Core\Framework\Event\SalesChannelAware;
@@ -59,6 +60,7 @@ public function getName(): string
     public static function getAvailableData(): EventDataCollection
     {
         return (new EventDataCollection())
+            ->add('amount', new ScalarValueType(ScalarValueType::TYPE_FLOAT))
             ->add('order', new EntityType(OrderDefinition::class));
     }
 
diff --git a/src/Compatibility/Bundles/FlowBuilder/Events/Refund/RefundStarted/RefundStartedEvent651.php b/src/Compatibility/Bundles/FlowBuilder/Events/Refund/RefundStarted/RefundStartedEvent651.php
index a38ecf428..761a53f39 100644
--- a/src/Compatibility/Bundles/FlowBuilder/Events/Refund/RefundStarted/RefundStartedEvent651.php
+++ b/src/Compatibility/Bundles/FlowBuilder/Events/Refund/RefundStarted/RefundStartedEvent651.php
@@ -12,6 +12,7 @@ class RefundStartedEvent651 extends RefundStartedEvent implements ScalarValuesAw
     public function getValues(): array
     {
         return [
+            'amount' => $this->amount,
             'order' => $this->order,
         ];
     }