diff --git a/models/config/proxy.go b/models/config/proxy.go
index dabcd65e..9bdd8341 100644
--- a/models/config/proxy.go
+++ b/models/config/proxy.go
@@ -580,8 +580,8 @@ func (cfg *TcpProxyConf) CheckForCli() (err error) {
 }
 
 func (cfg *TcpProxyConf) CheckForSvr(serverCfg ServerCommonConf) (err error) {
-	if len(cfg.CustomDomains) == 0 && cfg.SubDomain == "" && serverCfg.VhostTcpPort != 0 {
-		return fmt.Errorf("type [tcp] not support when vhost_http_port is on but no custom domain or subdomain configured")
+	if (len(cfg.CustomDomains) > 0 || cfg.SubDomain != "") && serverCfg.VhostTcpPort == 0 {
+		return fmt.Errorf("custom domain or subdomain can't be configured on type [tcp] without vhost_http_port")
 	}
 	return
 }
diff --git a/server/proxy/tcp.go b/server/proxy/tcp.go
index 4fadb0e0..b18ea4b6 100644
--- a/server/proxy/tcp.go
+++ b/server/proxy/tcp.go
@@ -46,7 +46,7 @@ func (pxy *TcpProxy) Run() (remoteAddr string, err error) {
 		pxy.listeners = append(pxy.listeners, l)
 		xl.Info("tcp proxy listen port [%d] in group [%s]", pxy.cfg.RemotePort, pxy.cfg.Group)
 	} else {
-		if pxy.serverCfg.VhostTcpPort > 0 {
+		if pxy.serverCfg.VhostTcpPort > 0 && (len(pxy.cfg.CustomDomains) > 0 || pxy.cfg.SubDomain != "") {
 			pxy.realPort = pxy.serverCfg.VhostTcpPort
 			routeConfig := &vhost.VhostRouteConfig{}
 			for _, domain := range pxy.cfg.CustomDomains {