diff --git a/playground/myome/pizza/select-pizza-exampledata.json b/playground/myome/pizza/select-pizza-exampledata.json
index 4160fd91..f597ce02 100644
--- a/playground/myome/pizza/select-pizza-exampledata.json
+++ b/playground/myome/pizza/select-pizza-exampledata.json
@@ -4,6 +4,6 @@
     "bar"
   ],
   "pizza_sizes": [
-    
+    {}
   ]
 }
\ No newline at end of file