diff --git a/src/csharp/Grpc.HealthCheck.Tests/HealthClientServerTest.cs b/src/csharp/Grpc.HealthCheck.Tests/HealthClientServerTest.cs
index a8a76c749229468a56bd246d39ca2c7cdc19e087..7956f33524de9451e1fd5aa5b9314647573544eb 100644
--- a/src/csharp/Grpc.HealthCheck.Tests/HealthClientServerTest.cs
+++ b/src/csharp/Grpc.HealthCheck.Tests/HealthClientServerTest.cs
@@ -36,7 +36,7 @@ using System.Text;
 using System.Threading.Tasks;
 
 using Grpc.Core;
-using Grpc.Health.V1Alpha;
+using Grpc.Health.V1;
 using NUnit.Framework;
 
 namespace Grpc.HealthCheck.Tests
@@ -49,7 +49,7 @@ namespace Grpc.HealthCheck.Tests
         const string Host = "localhost";
         Server server;
         Channel channel;
-        Grpc.Health.V1Alpha.Health.IHealthClient client;
+        Grpc.Health.V1.Health.IHealthClient client;
         Grpc.HealthCheck.HealthServiceImpl serviceImpl;
 
         [TestFixtureSetUp]
@@ -59,13 +59,13 @@ namespace Grpc.HealthCheck.Tests
 
             server = new Server
             {
-                Services = { Grpc.Health.V1Alpha.Health.BindService(serviceImpl) },
+                Services = { Grpc.Health.V1.Health.BindService(serviceImpl) },
                 Ports = { { Host, ServerPort.PickUnused, ServerCredentials.Insecure } }
             };
             server.Start();
             channel = new Channel(Host, server.Ports.Single().BoundPort, ChannelCredentials.Insecure);
 
-            client = Grpc.Health.V1Alpha.Health.NewClient(channel);
+            client = Grpc.Health.V1.Health.NewClient(channel);
         }
 
         [TestFixtureTearDown]
diff --git a/src/csharp/Grpc.HealthCheck.Tests/HealthServiceImplTest.cs b/src/csharp/Grpc.HealthCheck.Tests/HealthServiceImplTest.cs
index 2097c0dc8cf7daa2c79f72a4706299af0ee76d0d..b86d511b1639e615f9b8736453a3a338ff7f8f19 100644
--- a/src/csharp/Grpc.HealthCheck.Tests/HealthServiceImplTest.cs
+++ b/src/csharp/Grpc.HealthCheck.Tests/HealthServiceImplTest.cs
@@ -1,5 +1,5 @@
 #region Copyright notice and license
-// Copyright 2015, Google Inc.
+// Copyright 2015-2016, Google Inc.
 // All rights reserved.
 //
 // Redistribution and use in source and binary forms, with or without
@@ -36,7 +36,7 @@ using System.Text;
 using System.Threading.Tasks;
 
 using Grpc.Core;
-using Grpc.Health.V1Alpha;
+using Grpc.Health.V1;
 using NUnit.Framework;
 
 namespace Grpc.HealthCheck.Tests
diff --git a/src/csharp/Grpc.HealthCheck/HealthServiceImpl.cs b/src/csharp/Grpc.HealthCheck/HealthServiceImpl.cs
index e2ad1a834bfd57c9943c369e8c7dd91e476f5802..e93b9b96dc50bf34520bfb6de882ff52f87b8452 100644
--- a/src/csharp/Grpc.HealthCheck/HealthServiceImpl.cs
+++ b/src/csharp/Grpc.HealthCheck/HealthServiceImpl.cs
@@ -37,7 +37,7 @@ using System.Threading.Tasks;
 
 using Grpc.Core;
 using Grpc.Core.Utils;
-using Grpc.Health.V1Alpha;
+using Grpc.Health.V1;
 
 namespace Grpc.HealthCheck
 {
@@ -48,10 +48,10 @@ namespace Grpc.HealthCheck
     /// <code>
     /// var serviceImpl = new HealthServiceImpl();
     /// server = new Server();
-    /// server.AddServiceDefinition(Grpc.Health.V1Alpha.Health.BindService(serviceImpl));
+    /// server.AddServiceDefinition(Grpc.Health.V1.Health.BindService(serviceImpl));
     /// </code>
     /// </summary>
-    public class HealthServiceImpl : Grpc.Health.V1Alpha.Health.IHealth
+    public class HealthServiceImpl : Grpc.Health.V1.Health.IHealth
     {
         private readonly object myLock = new object();
         private readonly Dictionary<Key, HealthCheckResponse.Types.ServingStatus> statusMap =