diff --git a/src/MagicOnion.Client.Unity/Assets/Scripts/ShareTypes.cs b/src/MagicOnion.Client.Unity/Assets/Scripts/ShareTypes.cs
index b79ae8fbb..2b684f350 100644
--- a/src/MagicOnion.Client.Unity/Assets/Scripts/ShareTypes.cs
+++ b/src/MagicOnion.Client.Unity/Assets/Scripts/ShareTypes.cs
@@ -215,6 +215,11 @@ public interface IChatHub : IStreamingHub<IChatHub, IMessageReceiver2>
         Task LeaveAsync();
         Task SendMessageAsync(string message);
     }
+
+    public interface ITestService : IService<ITestService>
+    {
+        UnaryResult<long[]> FooBarBaz(string x, long y);
+    }
 }
 
 namespace Sandbox.NetCoreServer