diff --git a/src/Directory.Packages.props b/src/Directory.Packages.props
index 88e7dd8..595e6e5 100644
--- a/src/Directory.Packages.props
+++ b/src/Directory.Packages.props
@@ -38,11 +38,11 @@
     <PackageVersion Include="Microsoft.NETFramework.ReferenceAssemblies" Version="1.0.3" />
   </ItemGroup>
   <ItemGroup Label="Tests">
-    <PackageVersion Include="Microsoft.NET.Test.Sdk" Version="17.11.1" />
+    <PackageVersion Include="Microsoft.NET.Test.Sdk" Version="18.0.1" />
     <PackageVersion Include="Microsoft.TestPlatform.ObjectModel" Version="17.11.1" />
     <PackageVersion Include="Moq" Version="4.20.72" />
-    <PackageVersion Include="xunit" Version="2.9.2" />
-    <PackageVersion Include="xunit.runner.visualstudio" Version="2.8.2" />
+    <PackageVersion Include="xunit" Version="2.9.3" />
+    <PackageVersion Include="xunit.runner.visualstudio" Version="3.1.5" />
     <PackageVersion Include="Microsoft.Reactive.Testing" Version="6.0.1" />
     <PackageVersion Include="Microsoft.CodeAnalysis.CSharp.Workspaces" Version="4.2.0" />
     <PackageVersion Include="Microsoft.CodeAnalysis.CSharp.Analyzer.Testing" Version="1.1.2" />