diff --git a/Directory.Packages.props b/Directory.Packages.props
index 5d1e3f4..4365913 100644
--- a/Directory.Packages.props
+++ b/Directory.Packages.props
@@ -47,11 +47,11 @@
 
   <ItemGroup Label="Testing (test projects arrive in step 2)">
     <PackageVersion Include="Microsoft.NET.Test.Sdk" Version="18.6.0" />
-    <PackageVersion Include="xunit.v3" Version="3.2.2" />
-    <PackageVersion Include="xunit.runner.visualstudio" Version="3.1.5" />
+    <PackageVersion Include="xunit.v3" Version="4.0.1" />
+    <PackageVersion Include="xunit.runner.visualstudio" Version="4.0.0" />
     <!-- FluentAssertions >= 8.0 has a commercial license (Xceed). 7.2.0 is the last
          Apache-2.0 version; AwesomeAssertions (community fork) is drop-in-compatible. -->
-    <PackageVersion Include="FluentAssertions" Version="7.2.0" />
+    <PackageVersion Include="FluentAssertions" Version="8.10.0" />
     <PackageVersion Include="coverlet.collector" Version="10.0.1" />
     <!-- Architecture tests — enforces the model dependency DAG once the satellite
          packages land (e.g. ERP -> Models + Shipping) and keeps the models POCO-pure. -->