diff --git a/playground/myome/pizza/select-pizza-exampledata.json b/playground/myome/pizza/select-pizza-exampledata.json
index f2076a28..cd17f1bc 100644
--- a/playground/myome/pizza/select-pizza-exampledata.json
+++ b/playground/myome/pizza/select-pizza-exampledata.json
@@ -1,4 +1,5 @@
 {
+  "pizza_size": "apples",
   "multipleChoicesList": [
     "bar"
   ],