diff --git a/v2rayN/ServiceLib/Models/SingboxConfig.cs b/v2rayN/ServiceLib/Models/SingboxConfig.cs
index 77c98db6..f698cc70 100644
--- a/v2rayN/ServiceLib/Models/SingboxConfig.cs
+++ b/v2rayN/ServiceLib/Models/SingboxConfig.cs
@@ -40,6 +40,7 @@ public class Route4Sbox
     public bool? auto_detect_interface { get; set; }
     public List<Rule4Sbox> rules { get; set; }
     public List<Ruleset4Sbox>? rule_set { get; set; }
+    public string? final { get; set; }
 }
 
 [Serializable]
diff --git a/v2rayN/ServiceLib/Services/CoreConfig/CoreConfigSingboxService.cs b/v2rayN/ServiceLib/Services/CoreConfig/CoreConfigSingboxService.cs
index ab748e63..39bdcc50 100644
--- a/v2rayN/ServiceLib/Services/CoreConfig/CoreConfigSingboxService.cs
+++ b/v2rayN/ServiceLib/Services/CoreConfig/CoreConfigSingboxService.cs
@@ -1118,6 +1118,8 @@ public class CoreConfigSingboxService
     {
         try
         {
+            singboxConfig.route.final = Global.ProxyTag;
+
             if (_config.TunModeItem.EnableTun)
             {
                 singboxConfig.route.auto_detect_interface = true;