introduce the new split-type credentials api
diff --git a/src/csharp/Grpc.HealthCheck.Tests/HealthClientServerTest.cs b/src/csharp/Grpc.HealthCheck.Tests/HealthClientServerTest.cs
index 6c3a53b..d90f21c 100644
--- a/src/csharp/Grpc.HealthCheck.Tests/HealthClientServerTest.cs
+++ b/src/csharp/Grpc.HealthCheck.Tests/HealthClientServerTest.cs
@@ -63,7 +63,7 @@
Ports = { { Host, ServerPort.PickUnused, ServerCredentials.Insecure } }
};
server.Start();
- channel = new Channel(Host, server.Ports.Single().BoundPort, Credentials.Insecure);
+ channel = new Channel(Host, server.Ports.Single().BoundPort, ChannelCredentials.Insecure);
client = Grpc.Health.V1Alpha.Health.NewClient(channel);
}