diff --git a/v2rayN/ServiceLib/Handler/ConfigHandler.cs b/v2rayN/ServiceLib/Handler/ConfigHandler.cs
index 6a25b56f..65fdc284 100644
--- a/v2rayN/ServiceLib/Handler/ConfigHandler.cs
+++ b/v2rayN/ServiceLib/Handler/ConfigHandler.cs
@@ -128,6 +128,10 @@ public class ConfigHandler
         {
             config.SpeedTestItem.MixedConcurrencyCount = 5;
         }
+        if (config.SpeedTestItem.IPAPIUrl.IsNullOrEmpty())
+        {
+            config.SpeedTestItem.IPAPIUrl = Global.IPAPIUrls.First();
+        }
 
         config.Mux4RayItem ??= new()
         {