diff --git a/v2rayN/v2rayN/ViewModels/MainWindowViewModel.cs b/v2rayN/v2rayN/ViewModels/MainWindowViewModel.cs
index 86396b46..b751b468 100644
--- a/v2rayN/v2rayN/ViewModels/MainWindowViewModel.cs
+++ b/v2rayN/v2rayN/ViewModels/MainWindowViewModel.cs
@@ -1208,7 +1208,7 @@ namespace v2rayN.ViewModels
         public void TestServerAvailability()
         {
             var item = ConfigHandler.GetDefaultServer(_config);
-            if (item == null || item.configType == EConfigType.Custom)
+            if (item == null)
             {
                 return;
             }
@@ -1891,4 +1891,4 @@ namespace v2rayN.ViewModels
 
         #endregion UI
     }
-}
\ No newline at end of file
+}