diff --git a/controllers/login.go b/controllers/login.go
index 6322f27..712eae9 100644
--- a/controllers/login.go
+++ b/controllers/login.go
@@ -1,7 +1,6 @@
 package controllers
 
 import (
-	"github.com/Mmx233/BitSrunLoginGo/dns"
 	"github.com/Mmx233/BitSrunLoginGo/global"
 	"github.com/Mmx233/BitSrunLoginGo/util"
 	BitSrun "github.com/Mmx233/BitSrunLoginGo/v1"
@@ -59,29 +58,23 @@ func Login(localAddr net.Addr, debugOutput bool) error {
 		}
 
 		log.Infoln("登录成功~")
-	}
 
-	// DDNS
+		// DDNS
+		if global.Config.Settings.DDNS.Enable {
+			log.Debugln("开始 DDNS 设置流程")
 
-	enable, _ := global.Config.Settings.DDNS["enable"]
-	if open, _ := enable.(bool); open {
-		log.Debugln("开始 DDNS 设置流程")
+			if global.Config.Settings.DDNS.Provider == "" {
+				log.Warnln("DDNS 模块 dns 运营商不能为空")
+				return nil
+			}
 
-		provider, _ := global.Config.Settings.DDNS["provider"]
-		providerStr, _ := provider.(string)
-		if providerStr == "" {
-			log.Warnln("DDNS 模块 dns 运营商不能为空")
-			return nil
+			/*_ = dns.Run(&dns.Config{
+				Provider: providerStr,
+				IP:       ip,
+				Conf:     global.Config.Settings.DDNS,
+				Http:     httpClient,
+			})*/
 		}
-
-		delete(global.Config.Settings.DDNS, "provider")
-
-		_ = dns.Run(&dns.Config{
-			Provider: providerStr,
-			IP:       ip,
-			Conf:     global.Config.Settings.DDNS,
-			Http:     httpClient,
-		})
 	}
 
 	return nil
diff --git a/global/config.go b/global/config.go
index c6464ed..903f7fa 100644
--- a/global/config.go
+++ b/global/config.go
@@ -39,11 +39,10 @@ func readConfig() {
 		Log: srunModels.Log{
 			FilePath: "./",
 		},
-		DDNS: map[string]interface{}{
-			"enable":   false,
-			"domain":   "www.example.com",
-			"ttl":      600,
-			"provider": "",
+		DDNS: srunModels.DDNS{
+			Enable: false,
+			TTL:    600,
+			Domain: "www.example.com",
 		},
 	})
 
diff --git a/models/config.go b/models/config.go
index f22db04..4f617e3 100644
--- a/models/config.go
+++ b/models/config.go
@@ -29,12 +29,20 @@ type Log struct {
 	FileName   string `json:"log_name" yaml:"log_name" mapstructure:"log_name"`
 }
 
+type DDNS struct {
+	Enable   bool                   `json:"enable" yaml:"enable" mapstructure:"enable"`
+	TTL      uint                   `json:"ttl" yaml:"ttl" mapstructure:"ttl"`
+	Domain   string                 `json:"domain" yaml:"domain" mapstructure:"domain"`
+	Provider string                 `json:"provider" yaml:"provider" mapstructure:"provider"`
+	Config   map[string]interface{} `mapstructure:",remain"`
+}
+
 type Settings struct {
-	Basic    Basic                  `json:"basic" yaml:"basic" mapstructure:"basic"`
-	Guardian Guardian               `json:"guardian" yaml:"guardian" mapstructure:"guardian"`
-	Daemon   Daemon                 `json:"daemon" yaml:"daemon" mapstructure:"daemon"`
-	Log      Log                    `json:"log" yaml:"log" mapstructure:"log"`
-	DDNS     map[string]interface{} `json:"ddns" yaml:"ddns" mapstructure:"ddns"`
+	Basic    Basic    `json:"basic" yaml:"basic" mapstructure:"basic"`
+	Guardian Guardian `json:"guardian" yaml:"guardian" mapstructure:"guardian"`
+	Daemon   Daemon   `json:"daemon" yaml:"daemon" mapstructure:"daemon"`
+	Log      Log      `json:"log" yaml:"log" mapstructure:"log"`
+	DDNS     DDNS     `json:"ddns" yaml:"ddns" mapstructure:"ddns"`
 }
 
 type Config struct {