diff --git a/conf/conf_other.go b/conf/conf_other.go
index bbb402c..5131eea 100644
--- a/conf/conf_other.go
+++ b/conf/conf_other.go
@@ -18,7 +18,8 @@ import (
 )
 
 func initArgs() {
-	flag.StringVar(&Conf.ConfigFile, "f", filepath.Dir(os.Args[0])+"/sower.toml", "config file location")
+	cfgFile, _ := filepath.Abs(filepath.Join(filepath.Dir(os.Args[0]), "sower.toml"))
+	flag.StringVar(&Conf.ConfigFile, "f", cfgFile, "config file location")
 	flag.StringVar(&Conf.NetType, "n", "TCP", "net type (socks5 client only): "+strings.Join(transport.ListTransports(), ","))
 	flag.StringVar(&Conf.Cipher, "C", "AES_128_GCM", "cipher type: "+strings.Join(shadow.ListCiphers(), ","))
 	flag.StringVar(&Conf.Password, "p", "12345678", "password")
diff --git a/conf/conf_windows.go b/conf/conf_windows.go
index d7cba50..7980e43 100644
--- a/conf/conf_windows.go
+++ b/conf/conf_windows.go
@@ -25,7 +25,8 @@ const name = "sower"
 const cmdsAccepted = svc.AcceptStop | svc.AcceptShutdown | svc.AcceptPauseAndContinue
 
 func initArgs() {
-	flag.StringVar(&Conf.ConfigFile, "f", filepath.Dir(os.Args[0])+"\\sower.toml", "config file location")
+	cfgFile, _ := filepath.Abs(filepath.Join(filepath.Dir(os.Args[0]), "sower.toml"))
+	flag.StringVar(&Conf.ConfigFile, "f", cfgFile, "config file location")
 	flag.BoolVar(&Conf.VersionOnly, "V", false, "print sower version")
 	install := flag.Bool("install", false, "install sower as a service")
 	uninstall := flag.Bool("uninstall", false, "uninstall sower from service list")