diff --git a/src/gonganxitong/service.go b/src/gonganxitong/service.go
index f541453..84cc40f 100644
--- a/src/gonganxitong/service.go
+++ b/src/gonganxitong/service.go
@@ -6,6 +6,7 @@ import (
 
 	"shylinux.com/x/ice"
 	"shylinux.com/x/icebergs/base/aaa"
+	"shylinux.com/x/icebergs/base/cli"
 	"shylinux.com/x/icebergs/base/ctx"
 	"shylinux.com/x/icebergs/base/mdb"
 	"shylinux.com/x/icebergs/base/nfs"
@@ -76,6 +77,7 @@ func (s service) Autogen(m *ice.Message, arg ...string) {
 		demo("src/template/web.code.autogen/demo.go")
 		demo("src/template/web.code.go/demo.go")
 		demo("src/template/web.code.js/demo.js")
+		defer cmd(cli.SYSTEM, "go", "mod", "tidy")
 	}
 	save := func(name string, arg ...string) {
 		cmd(nfs.DEFS, path.Join(p, name), msg.Template("template/"+kit.Select(name, arg, 0)))