diff --git a/kernel/model/conf.go b/kernel/model/conf.go
index 8c145ca77..72f69d984 100644
--- a/kernel/model/conf.go
+++ b/kernel/model/conf.go
@@ -367,6 +367,7 @@ func Close(force bool, execInstallPkg int) (exitCode int) {
 	wg := sync.WaitGroup{}
 	go func() {
 		wg.Add(1)
+		time.Sleep(util.FrontendQueueInterval + 50*time.Millisecond)
 		WaitForWritingFiles()
 		time.Sleep(50 * time.Millisecond)
 		sql.WaitForWritingDatabase()