diff --git a/config/config.go b/config/config.go
index 94e1a872..20f7f1d8 100644
--- a/config/config.go
+++ b/config/config.go
@@ -189,19 +189,19 @@ func (c *Config) UpdateProxy(pc ProxyConfig) {
 		c.general.AllowLan = *pc.AllowLan
 	}
 
-	if (pc.AllowLan != nil || pc.Port != nil) && *pc.Port != 0 {
-		c.general.Port = *pc.Port
-		c.event <- &Event{Type: "http-addr", Payload: genAddr(*pc.Port, c.general.AllowLan)}
+	c.general.Port = *or(pc.Port, &c.general.Port)
+	if c.general.Port != 0 && (pc.AllowLan != nil || pc.Port != nil) {
+		c.event <- &Event{Type: "http-addr", Payload: genAddr(c.general.Port, c.general.AllowLan)}
 	}
 
-	if (pc.AllowLan != nil || pc.SocksPort != nil) && *pc.SocksPort != 0 {
-		c.general.SocksPort = *pc.SocksPort
-		c.event <- &Event{Type: "socks-addr", Payload: genAddr(*pc.SocksPort, c.general.AllowLan)}
+	c.general.SocksPort = *or(pc.SocksPort, &c.general.SocksPort)
+	if c.general.SocksPort != 0 && (pc.AllowLan != nil || pc.SocksPort != nil) {
+		c.event <- &Event{Type: "socks-addr", Payload: genAddr(c.general.SocksPort, c.general.AllowLan)}
 	}
 
-	if (pc.AllowLan != nil || pc.RedirPort != nil) && *pc.RedirPort != 0 {
-		c.general.RedirPort = *pc.RedirPort
-		c.event <- &Event{Type: "redir-addr", Payload: genAddr(*pc.RedirPort, c.general.AllowLan)}
+	c.general.RedirPort = *or(pc.RedirPort, &c.general.RedirPort)
+	if c.general.RedirPort != 0 && (pc.AllowLan != nil || pc.RedirPort != nil) {
+		c.event <- &Event{Type: "redir-addr", Payload: genAddr(c.general.RedirPort, c.general.AllowLan)}
 	}
 }
 
diff --git a/config/utils.go b/config/utils.go
index 793fcfe7..e196394b 100644
--- a/config/utils.go
+++ b/config/utils.go
@@ -18,3 +18,12 @@ func genAddr(port int, allowLan bool) string {
 	}
 	return fmt.Sprintf("127.0.0.1:%d", port)
 }
+
+func or(pointers ...*int) *int {
+	for _, p := range pointers {
+		if p != nil {
+			return p
+		}
+	}
+	return pointers[len(pointers)-1]
+}
diff --git a/constant/config.go b/constant/config.go
index b0937587..90df19ba 100644
--- a/constant/config.go
+++ b/constant/config.go
@@ -23,6 +23,7 @@ type General struct {
 	AllowLan  *bool   `json:"allow-lan,omitempty"`
 	Port      *int    `json:"port,omitempty"`
 	SocksPort *int    `json:"socks-port,omitempty"`
+	RedirPort *int    `json:"redir-port,omitempty"`
 	LogLevel  *string `json:"log-level,omitempty"`
 }
 
diff --git a/hub/configs.go b/hub/configs.go
index 2cbe2e3c..49964837 100644
--- a/hub/configs.go
+++ b/hub/configs.go
@@ -21,6 +21,7 @@ func configRouter() http.Handler {
 type configSchema struct {
 	Port      int    `json:"port"`
 	SocksPort int    `json:"socket-port"`
+	RedirPort int    `json:"redir-port"`
 	AllowLan  bool   `json:"allow-lan"`
 	Mode      string `json:"mode"`
 	LogLevel  string `json:"log-level"`
@@ -31,6 +32,7 @@ func getConfigs(w http.ResponseWriter, r *http.Request) {
 	render.JSON(w, r, configSchema{
 		Port:      general.Port,
 		SocksPort: general.SocksPort,
+		RedirPort: general.RedirPort,
 		AllowLan:  general.AllowLan,
 		Mode:      general.Mode.String(),
 		LogLevel:  general.LogLevel.String(),
@@ -87,6 +89,7 @@ func updateConfigs(w http.ResponseWriter, r *http.Request) {
 		AllowLan:  general.AllowLan,
 		Port:      general.Port,
 		SocksPort: general.SocksPort,
+		RedirPort: general.RedirPort,
 	})
 
 	w.WriteHeader(http.StatusNoContent)