diff --git a/playground/nutech/receipt/timerwarehouse-schema.json b/playground/nutech/receipt/timerwarehouse-schema.json
index 85789e39..ae2d243a 100644
--- a/playground/nutech/receipt/timerwarehouse-schema.json
+++ b/playground/nutech/receipt/timerwarehouse-schema.json
@@ -21,4 +21,3 @@
 
 
 
-timer_value_warehouse
\ No newline at end of file