diff --git a/docs/specification/playground.md b/docs/specification/playground.md
index 5eaee942..08db1d15 100644
--- a/docs/specification/playground.md
+++ b/docs/specification/playground.md
@@ -990,7 +990,7 @@ class UcpApp {
   }
 
   prepareUpdatePayload(checkoutResponse) {
-    const patch = { id: checkoutResponse.id }; // deprecated: id is provided in URL path
+    const patch = {}; // id is provided in URL path
     const errors = checkoutResponse.messages || [];
 
     if (errors.some(e => e.path === "$.buyer.email")) {