diff --git a/test/Directory.Build.props b/test/Directory.Build.props
index 202cf76..05f9d58 100644
--- a/test/Directory.Build.props
+++ b/test/Directory.Build.props
@@ -11,7 +11,7 @@
         <PackageReference Include="FlyTiger" Version="[0.*,99)" />
         <PackageReference Include="Microsoft.NET.Test.Sdk" Version="16.10.0" />
         <PackageReference Include="Moq" Version="4.16.1" />
-        <PackageReference Include="FluentAssertions" Version="5.10.3" />
+        <PackageReference Include="FluentAssertions" Version="8.8.0" />
         <PackageReference Include="Bogus" Version="33.0.2" />
         <PackageReference Include="xunit" Version="2.4.1" />
         <PackageReference Include="xunit.runner.visualstudio" Version="2.4.3">