diff --git a/test/Cnblogs.DashScope.Sdk.UnitTests/Cnblogs.DashScope.Sdk.UnitTests.csproj b/test/Cnblogs.DashScope.Sdk.UnitTests/Cnblogs.DashScope.Sdk.UnitTests.csproj
index dd511be..7e461a4 100644
--- a/test/Cnblogs.DashScope.Sdk.UnitTests/Cnblogs.DashScope.Sdk.UnitTests.csproj
+++ b/test/Cnblogs.DashScope.Sdk.UnitTests/Cnblogs.DashScope.Sdk.UnitTests.csproj
@@ -10,7 +10,7 @@
           <PrivateAssets>all</PrivateAssets>
           <IncludeAssets>runtime; build; native; contentfiles; analyzers; buildtransitive</IncludeAssets>
         </PackageReference>
-        <PackageReference Include="FluentAssertions" Version="8.0.1" />
+        <PackageReference Include="FluentAssertions" Version="8.1.1" />
         <PackageReference Include="Microsoft.NET.Test.Sdk" Version="17.12.0" />
         <PackageReference Include="NSubstitute" Version="5.3.0" />
         <PackageReference Include="System.Linq.Async" Version="6.0.1" />