diff --git a/src/Infrastructure/BotSharp.Abstraction/Files/Utilities/FileUtility.cs b/src/Infrastructure/BotSharp.Abstraction/Files/Utilities/FileUtility.cs
index e10ba740..df33906d 100644
--- a/src/Infrastructure/BotSharp.Abstraction/Files/Utilities/FileUtility.cs
+++ b/src/Infrastructure/BotSharp.Abstraction/Files/Utilities/FileUtility.cs
@@ -1,10 +1,4 @@
-using BotSharp.Abstraction.Repositories.Enums;
 using Microsoft.AspNetCore.StaticFiles;
-using Microsoft.Extensions.DependencyInjection;
-using System;
-using System.IO;
-using System.Net.Http;
-using System.Net.Mime;
 
 namespace BotSharp.Abstraction.Files.Utilities;
 
diff --git a/src/Plugins/BotSharp.Plugin.TencentCos/Services/TencentCosService.Conversation.cs b/src/Plugins/BotSharp.Plugin.TencentCos/Services/TencentCosService.Conversation.cs
index 6037b1e7..f04d0be6 100644
--- a/src/Plugins/BotSharp.Plugin.TencentCos/Services/TencentCosService.Conversation.cs
+++ b/src/Plugins/BotSharp.Plugin.TencentCos/Services/TencentCosService.Conversation.cs
@@ -1,4 +1,3 @@
-using AspectInjector.Broker;
 using BotSharp.Abstraction.Files.Converters;
 using BotSharp.Abstraction.Files.Enums;
 using BotSharp.Abstraction.Files.Utilities;