diff --git a/lib/netstd/Tests/Thrift.Tests/Protocols/TJsonProtocolTests.cs b/lib/netstd/Tests/Thrift.Tests/Protocols/TJsonProtocolTests.cs
index a74f42b..970ce7e 100644
--- a/lib/netstd/Tests/Thrift.Tests/Protocols/TJsonProtocolTests.cs
+++ b/lib/netstd/Tests/Thrift.Tests/Protocols/TJsonProtocolTests.cs
@@ -36,7 +36,7 @@
         [TestMethod]
         public void TJSONProtocol_Can_Create_Instance_Test()
         {
-            var httpClientTransport = Substitute.For<THttpTransport>(new Uri("http://localhost"), null);
+            var httpClientTransport = Substitute.For<THttpTransport>(new Uri("http://localhost"), null, null);
 
             var result = new TJSONProtocolWrapper(httpClientTransport);