diff --git a/test/Directory.Build.props b/test/Directory.Build.props
index d57c431..53ffdb4 100644
--- a/test/Directory.Build.props
+++ b/test/Directory.Build.props
@@ -7,7 +7,7 @@
     <ItemGroup>
         <PackageReference Include="Microsoft.NET.Test.Sdk" Version="17.7.2" />
         <PackageReference Include="Moq" Version="4.20.69" />
-        <PackageReference Include="FluentAssertions" Version="6.12.0" />
+        <PackageReference Include="FluentAssertions" Version="8.9.0" />
         <PackageReference Include="Bogus" Version="34.0.2" />
         <PackageReference Include="xunit" Version="2.5.1" />
         <PackageReference Include="xunit.runner.visualstudio" Version="2.5.1">