diff --git a/v2rayN/ServiceLib/Handler/Builder/CoreConfigContextBuilder.cs b/v2rayN/ServiceLib/Handler/Builder/CoreConfigContextBuilder.cs
index 6b884666..839ed6e5 100644
--- a/v2rayN/ServiceLib/Handler/Builder/CoreConfigContextBuilder.cs
+++ b/v2rayN/ServiceLib/Handler/Builder/CoreConfigContextBuilder.cs
@@ -49,6 +49,7 @@ public class CoreConfigContextBuilder
             RoutingItem = await ConfigHandler.GetDefaultRouting(config),
             IsWindows = Utils.IsWindows(),
             IsMacOS = Utils.IsMacOS(),
+            ProtectCoreTypeList = config.TunModeItem.EnableTun ? [ECoreType.Xray, ECoreType.sing_box] : []
         };
         var validatorResult = NodeValidatorResult.Empty();
         var (actNode, nodeValidatorResult) = await ResolveNodeAsync(context, node);