diff --git a/src/Directory.Packages.props b/src/Directory.Packages.props
index c2c462b..a23a207 100644
--- a/src/Directory.Packages.props
+++ b/src/Directory.Packages.props
@@ -31,7 +31,7 @@
   <!-- Test projects only -->
   <ItemGroup>
     <PackageVersion Include="ReactiveUI.Testing" Version="24.1.0" />
-    <PackageVersion Include="Microsoft.NET.Test.Sdk" Version="18.8.1" />
+    <PackageVersion Include="Microsoft.NET.Test.Sdk" Version="18.9.0" />
     <PackageVersion Include="NSubstitute" Version="6.0.0" />
     <PackageVersion Include="bunit" Version="2.8.6" />
     <PackageVersion Include="Microsoft.Testing.Extensions.CodeCoverage" Version="18.10.0" />