diff --git a/src/Directory.Packages.props b/src/Directory.Packages.props
index 47f18d2..2d65f7f 100644
--- a/src/Directory.Packages.props
+++ b/src/Directory.Packages.props
@@ -7,7 +7,7 @@
     <PackageVersion Include="Microsoft.VisualStudioEng.MicroBuild.Core" Version="1.0.0" />
     <!-- Roslyn (version is overridden in Tests) -->
     <PackageVersion Include="Microsoft.CodeAnalysis.Analyzers" Version="3.3.4" />
-    <PackageVersion Include="Microsoft.CodeAnalysis.CSharp.Workspaces" Version="3.7.0" />
+    <PackageVersion Include="Microsoft.CodeAnalysis.CSharp.Workspaces" Version="4.9.2" />
     <!-- Analyzers -->
     <PackageVersion Include="Microsoft.VisualStudio.Threading.Analyzers" Version="17.10.48" />
     <PackageVersion Include="Microsoft.CodeAnalysis.CSharp.CodeStyle" Version="4.9.2" />
@@ -19,7 +19,7 @@
     <PackageVersion Include="Microsoft.VisualStudio.SDK" Version="17.9.36820" />
     <PackageVersion Include="Microsoft.VSSDK.BuildTools" Version="17.9.3166" />
     <!-- Tests -->
-    <PackageVersion Include="Microsoft.NET.Test.Sdk" Version="17.9.0" />
+    <PackageVersion Include="Microsoft.NET.Test.Sdk" Version="17.10.0" />
     <PackageVersion Include="System.Reflection.MetadataLoadContext" Version="8.0.0" />
     <PackageVersion Include="xunit" Version="2.8.0" />
     <PackageVersion Include="xunit.runner.visualstudio" Version="2.8.0" />