diff --git a/dotnet/src/Microsoft.Agents.AI.Hosting.AzureAIResponses/OutputConverter.cs b/dotnet/src/Microsoft.Agents.AI.Hosting.AzureAIResponses/OutputConverter.cs
index c620cf6324..f6b9aed006 100644
--- a/dotnet/src/Microsoft.Agents.AI.Hosting.AzureAIResponses/OutputConverter.cs
+++ b/dotnet/src/Microsoft.Agents.AI.Hosting.AzureAIResponses/OutputConverter.cs
@@ -1,4 +1,4 @@
-// Copyright (c) Microsoft. All rights reserved.
+// Copyright (c) Microsoft. All rights reserved.
 
 using System.Diagnostics.CodeAnalysis;
 using System.Runtime.CompilerServices;
@@ -244,9 +244,9 @@ internal static class OutputConverter
 
     private static ResponseUsage ConvertUsage(UsageDetails details, ResponseUsage? existing)
     {
-        var inputTokens = (long)(details.InputTokenCount ?? 0);
-        var outputTokens = (long)(details.OutputTokenCount ?? 0);
-        var totalTokens = (long)(details.TotalTokenCount ?? 0);
+        var inputTokens = details.InputTokenCount ?? 0;
+        var outputTokens = details.OutputTokenCount ?? 0;
+        var totalTokens = details.TotalTokenCount ?? 0;
 
         if (existing is not null)
         {
diff --git a/dotnet/src/Microsoft.Agents.AI.Hosting.AzureAIResponses/ServiceCollectionExtensions.cs b/dotnet/src/Microsoft.Agents.AI.Hosting.AzureAIResponses/ServiceCollectionExtensions.cs
index d596ba3457..c06353a8ec 100644
--- a/dotnet/src/Microsoft.Agents.AI.Hosting.AzureAIResponses/ServiceCollectionExtensions.cs
+++ b/dotnet/src/Microsoft.Agents.AI.Hosting.AzureAIResponses/ServiceCollectionExtensions.cs
@@ -1,4 +1,4 @@
-// Copyright (c) Microsoft. All rights reserved.
+// Copyright (c) Microsoft. All rights reserved.
 
 using Azure.AI.AgentServer.Responses;
 using Microsoft.Extensions.DependencyInjection;