diff --git a/cmd/hubserver/main.go b/cmd/hubserver/main.go
index 0f0e58c..70e4d84 100644
--- a/cmd/hubserver/main.go
+++ b/cmd/hubserver/main.go
@@ -31,12 +31,13 @@ type Stat struct {
 }
 
 func main() {
-	var hostPort,baseURL string
+	var hostPort,baseURL,database string
 	flag.StringVar(&hostPort, "http", ":80", "host and port to listen on")
 	flag.StringVar(&baseURL, "baseurl", "", "baseurl that the server should response with")
+	flag.StringVar(&database, "database", "localhost:9999", "database hostpost")
 	flag.Parse()
 
-	dsn := fmt.Sprintf("postgres://%v:%v@localhost:9999/hub?sslmode=disable", "postgres", "simple")
+	dsn := fmt.Sprintf("postgres://%v:%v@%s/hub?sslmode=disable", "postgres", "simple", database)
 	store, err := storage.New(dsn)
 	if err != nil {
 		log.Fatal(err)