diff --git a/model/model.go b/model/model.go
index 40295ef..b811d0e 100644
--- a/model/model.go
+++ b/model/model.go
@@ -15,7 +15,12 @@ var x *sqlx.DB
 func NewDB() (*sqlx.DB, error) {
 	var err error
 	conf := config.GetConf()
-	connStr := fmt.Sprintf("user=%s password=%s host=%s sslmode=disable dbname=%s port=%d", conf.Database.User, conf.Database.Pass, conf.Database.Host, conf.Database.DB, conf.Database.Port)
+	userPassStr := conf.Database.User
+	if len(conf.Database.Pass) > 0 {
+		userPassStr += ":" + conf.Database.Pass
+	}
+	connStr := fmt.Sprintf("postgres://%s@%s/%s?sslmode=disable", userPassStr, conf.Database.Host, conf.Database.DB)
+	// connStr := fmt.Sprintf("user=%s password=%s host=%s sslmode=disable dbname=%s port=%d", conf.Database.User, conf.Database.Pass, conf.Database.Host, conf.Database.DB, conf.Database.Port)
 	x, err = sqlx.Connect("postgres", connStr)
 	if err != nil {
 		log.Fatal(err)