diff --git a/src/MagicOnion.Client.Unity/Assets/Scripts/MagicOnion/MagicOnion.Client/MarshallingAsyncStreamReaderWriter.cs b/src/MagicOnion.Client.Unity/Assets/Scripts/MagicOnion/MagicOnion.Client/MarshallingAsyncStreamReaderWriter.cs
index 0f7673cc6..b08a43650 100644
--- a/src/MagicOnion.Client.Unity/Assets/Scripts/MagicOnion/MagicOnion.Client/MarshallingAsyncStreamReaderWriter.cs
+++ b/src/MagicOnion.Client.Unity/Assets/Scripts/MagicOnion/MagicOnion.Client/MarshallingAsyncStreamReaderWriter.cs
@@ -9,7 +9,7 @@
 
 namespace MagicOnion
 {
-    internal class MarshallingAsyncStreamReader<T> : IAsyncStreamReader<T>, IDisposable
+    public class MarshallingAsyncStreamReader<T> : IAsyncStreamReader<T>, IDisposable
     {
         readonly IAsyncStreamReader<byte[]> inner;
         readonly MessagePackSerializerOptions options;
@@ -41,7 +41,7 @@ public void Dispose()
         }
     }
 
-    internal class MarshallingClientStreamWriter<T> : IClientStreamWriter<T>
+    public class MarshallingClientStreamWriter<T> : IClientStreamWriter<T>
     {
         readonly IClientStreamWriter<byte[]> inner;
         readonly MessagePackSerializerOptions options;
diff --git a/src/MagicOnion.Client/MarshallingAsyncStreamReaderWriter.cs b/src/MagicOnion.Client/MarshallingAsyncStreamReaderWriter.cs
index 0f7673cc6..b08a43650 100644
--- a/src/MagicOnion.Client/MarshallingAsyncStreamReaderWriter.cs
+++ b/src/MagicOnion.Client/MarshallingAsyncStreamReaderWriter.cs
@@ -9,7 +9,7 @@
 
 namespace MagicOnion
 {
-    internal class MarshallingAsyncStreamReader<T> : IAsyncStreamReader<T>, IDisposable
+    public class MarshallingAsyncStreamReader<T> : IAsyncStreamReader<T>, IDisposable
     {
         readonly IAsyncStreamReader<byte[]> inner;
         readonly MessagePackSerializerOptions options;
@@ -41,7 +41,7 @@ public void Dispose()
         }
     }
 
-    internal class MarshallingClientStreamWriter<T> : IClientStreamWriter<T>
+    public class MarshallingClientStreamWriter<T> : IClientStreamWriter<T>
     {
         readonly IClientStreamWriter<byte[]> inner;
         readonly MessagePackSerializerOptions options;
diff --git a/tests/MagicOnion.Generator.Tests/GenerateRawStreamingTest.cs b/tests/MagicOnion.Generator.Tests/GenerateRawStreamingTest.cs
new file mode 100644
index 000000000..a6ab84396
--- /dev/null
+++ b/tests/MagicOnion.Generator.Tests/GenerateRawStreamingTest.cs
@@ -0,0 +1,56 @@
+using System.IO;
+using System.Linq;
+using System.Threading;
+using System.Threading.Tasks;
+using FluentAssertions;
+using Microsoft.CodeAnalysis;
+using Xunit;
+using Xunit.Abstractions;
+
+namespace MagicOnion.Generator.Tests
+{
+    public class GenerateRawStreamingTest
+    {
+        private readonly ITestOutputHelper _testOutputHelper;
+
+        public GenerateRawStreamingTest(ITestOutputHelper testOutputHelper)
+        {
+            _testOutputHelper = testOutputHelper;
+        }
+
+        [Fact]
+        public async Task StreamingResult()
+        {
+            using var tempWorkspace = TemporaryProjectWorkarea.Create();
+            tempWorkspace.AddFileToProject("IMyService.cs", @"
+using System;
+using MessagePack;
+using MagicOnion;
+using System.Threading.Tasks;
+
+namespace TempProject
+{
+    public interface IMyService : IService<IMyService>
+    {
+        Task<ClientStreamingResult<string, string>> ClientStreamingAsync();
+        Task<ServerStreamingResult<string>> ServerStreamingAsync();
+        Task<DuplexStreamingResult<string, string>> DuplexStreamingAsync();
+    }
+}
+            ");
+
+            var compiler = new MagicOnionCompiler(_testOutputHelper.WriteLine, CancellationToken.None);
+            await compiler.GenerateFileAsync(
+                tempWorkspace.CsProjectPath,
+                Path.Combine(tempWorkspace.OutputDirectory, "Generated.cs"),
+                true,
+                "TempProject.Generated",
+                "",
+                "MessagePack.Formatters"
+            );
+
+            var compilation = tempWorkspace.GetOutputCompilation().Compilation;
+            compilation.GetDiagnostics().Where(x => x.Severity == DiagnosticSeverity.Error).Should().BeEmpty();
+        }
+    }
+}
\ No newline at end of file
diff --git a/tests/MagicOnion.Generator.Tests/MagicOnion.Generator.Tests.csproj b/tests/MagicOnion.Generator.Tests/MagicOnion.Generator.Tests.csproj
index 011091fe3..26cba7379 100644
--- a/tests/MagicOnion.Generator.Tests/MagicOnion.Generator.Tests.csproj
+++ b/tests/MagicOnion.Generator.Tests/MagicOnion.Generator.Tests.csproj
@@ -16,6 +16,7 @@
   </ItemGroup>
 
   <ItemGroup>
+    <ProjectReference Include="..\..\src\MagicOnion.Client\MagicOnion.Client.csproj" />
     <ProjectReference Include="..\..\src\MagicOnion.GeneratorCore\MagicOnion.GeneratorCore.csproj" />
   </ItemGroup>
 
diff --git a/tests/MagicOnion.Generator.Tests/TemporaryProjectWorkarea.cs b/tests/MagicOnion.Generator.Tests/TemporaryProjectWorkarea.cs
index 39f3be703..83bbb09da 100644
--- a/tests/MagicOnion.Generator.Tests/TemporaryProjectWorkarea.cs
+++ b/tests/MagicOnion.Generator.Tests/TemporaryProjectWorkarea.cs
@@ -73,17 +73,24 @@ public OutputCompilation GetOutputCompilation()
                     Directory.EnumerateFiles(ProjectDirectory, "*.cs", SearchOption.AllDirectories)
                         .Concat(Directory.EnumerateFiles(OutputDirectory, "*.cs", SearchOption.AllDirectories))
                         .Select(x => CSharpSyntaxTree.ParseText(File.ReadAllText(x), CSharpParseOptions.Default, x)))
-                .AddReferences(MetadataReference.CreateFromFile(Path.Combine(refAsmDir, "System.Private.CoreLib.dll")))
-                .AddReferences(MetadataReference.CreateFromFile(Path.Combine(refAsmDir, "System.Runtime.Extensions.dll")))
-                .AddReferences(MetadataReference.CreateFromFile(Path.Combine(refAsmDir, "System.Collections.dll")))
-                .AddReferences(MetadataReference.CreateFromFile(Path.Combine(refAsmDir, "System.Linq.dll")))
-                .AddReferences(MetadataReference.CreateFromFile(Path.Combine(refAsmDir, "System.Console.dll")))
-                .AddReferences(MetadataReference.CreateFromFile(Path.Combine(refAsmDir, "System.Runtime.dll")))
-                .AddReferences(MetadataReference.CreateFromFile(Path.Combine(refAsmDir, "System.Memory.dll")))
-                .AddReferences(MetadataReference.CreateFromFile(Path.Combine(refAsmDir, "netstandard.dll")))
-                .AddReferences(MetadataReference.CreateFromFile(typeof(object).Assembly.Location))
-                //.AddReferences(MetadataReference.CreateFromFile(typeof(MessagePack.MessagePackObjectAttribute).Assembly.Location))
-                //.AddReferences(MetadataReference.CreateFromFile(typeof(IMessagePackFormatter<>).Assembly.Location))
+                .AddReferences(
+                    MetadataReference.CreateFromFile(Path.Combine(refAsmDir, "System.Private.CoreLib.dll")),
+                    MetadataReference.CreateFromFile(Path.Combine(refAsmDir, "System.Runtime.Extensions.dll")),
+                    MetadataReference.CreateFromFile(Path.Combine(refAsmDir, "System.Collections.dll")),
+                    MetadataReference.CreateFromFile(Path.Combine(refAsmDir, "System.Linq.dll")),
+                    MetadataReference.CreateFromFile(Path.Combine(refAsmDir, "System.Console.dll")),
+                    MetadataReference.CreateFromFile(Path.Combine(refAsmDir, "System.Runtime.dll")),
+                    MetadataReference.CreateFromFile(Path.Combine(refAsmDir, "System.Memory.dll")),
+                    MetadataReference.CreateFromFile(Path.Combine(refAsmDir, "netstandard.dll")),
+                    MetadataReference.CreateFromFile(typeof(object).Assembly.Location),
+                    
+                    MetadataReference.CreateFromFile(typeof(Grpc.Core.AsyncUnaryCall<>).Assembly.Location), // Grpc.Core.Api
+                    MetadataReference.CreateFromFile(typeof(MagicOnion.Client.MagicOnionClient).Assembly.Location), // MagicOnion.Client
+                    MetadataReference.CreateFromFile(typeof(MagicOnion.MagicOnionMarshallers).Assembly.Location), // MagicOnion.Shared
+                    MetadataReference.CreateFromFile(typeof(MagicOnion.IService<>).Assembly.Location), // MagicOnion.Abstractions
+                    MetadataReference.CreateFromFile(typeof(MessagePack.IFormatterResolver).Assembly.Location), // MessagePack
+                    MetadataReference.CreateFromFile(typeof(MessagePack.MessagePackObjectAttribute).Assembly.Location) // MessagePack.Annotations
+                )
                 .WithOptions(new CSharpCompilationOptions(OutputKind.DynamicallyLinkedLibrary));
 
             return new OutputCompilation(compilation);