diff --git a/guides/plugins/plugins/checkout/order/listen-to-order-changes.md b/guides/plugins/plugins/checkout/order/listen-to-order-changes.md
index 37729602d5..1ed24b412a 100644
--- a/guides/plugins/plugins/checkout/order/listen-to-order-changes.md
+++ b/guides/plugins/plugins/checkout/order/listen-to-order-changes.md
@@ -96,8 +96,8 @@ class ListenToOrderChanges implements EventSubscriberInterface
             if (!$command instanceof ChangeSetAware) {
                 continue;
             }
-
-            if ($command->getDefinition()->getEntityName() !== OrderDefinition::ENTITY_NAME) {
+            // $command->getDefinition()->getEntityName() before Shopware 6.6.3.0
+            if ($command->getEntityName() !== OrderDefinition::ENTITY_NAME) {
                 continue;
             }