diff --git a/internal/dao/sakila/yesql/gen.go b/internal/dao/sakila/yesql/gen.go
index 241ab0e3..eacbcdf2 100644
--- a/internal/dao/sakila/yesql/gen.go
+++ b/internal/dao/sakila/yesql/gen.go
@@ -1,3 +1,10 @@
+// Copyright 2023 ROC. All rights reserved.
+// Use of this source code is governed by a MIT style
+// license that can be found in the LICENSE file.
+
+//go:build generate
+// +build generate
+
 package main
 
 import (