diff --git a/Directory.Build.props b/Directory.Build.props
index 6f0ab73..e975914 100644
--- a/Directory.Build.props
+++ b/Directory.Build.props
@@ -6,11 +6,7 @@
     <LangVersion>latest</LangVersion>
     <TreatWarningsAsErrors>false</TreatWarningsAsErrors>
   </PropertyGroup>
-  <ItemGroup>
-    <PackageReference Include="StyleCop.Analyzers" Version="1.2.0-beta.507" PrivateAssets="all" />
-  </ItemGroup>
   <ItemGroup>
     <AdditionalFiles Include="$(MSBuildThisFileDirectory)stylecop.json" />
   </ItemGroup>
 </Project>
-
diff --git a/src/Modules/TakeoutSaaS.Module.Sms/Services/AliyunSmsSender.cs b/src/Modules/TakeoutSaaS.Module.Sms/Services/AliyunSmsSender.cs
index 11a4b2e..213cfa0 100644
--- a/src/Modules/TakeoutSaaS.Module.Sms/Services/AliyunSmsSender.cs
+++ b/src/Modules/TakeoutSaaS.Module.Sms/Services/AliyunSmsSender.cs
@@ -24,6 +24,8 @@ public sealed class AliyunSmsSender(IHttpClientFactory httpClientFactory, IOptio
             logger.LogInformation("Mock 发送阿里云短信到 {Phone}, Template:{Template}", request.PhoneNumber, request.TemplateCode);
             return Task.FromResult(new SmsSendResult { Success = true, Message = "Mocked" });
         }
+        // 预留 HttpClient，便于后续接入阿里云正式签名请求
+        using var httpClient = httpClientFactory.CreateClient(nameof(AliyunSmsSender));
 
         // 占位：保留待接入阿里云正式签名流程，当前返回未实现。
         logger.LogWarning("阿里云短信尚未启用，请配置腾讯云或开启 UseMock。");