diff --git a/Gu.Reactive.Analyzers.Tests/Gu.Reactive.Analyzers.Tests.csproj b/Gu.Reactive.Analyzers.Tests/Gu.Reactive.Analyzers.Tests.csproj
index 0ea55507..7291166f 100644
--- a/Gu.Reactive.Analyzers.Tests/Gu.Reactive.Analyzers.Tests.csproj
+++ b/Gu.Reactive.Analyzers.Tests/Gu.Reactive.Analyzers.Tests.csproj
@@ -30,7 +30,7 @@
     <PackageReference Include="Gu.Roslyn.Asserts.Analyzers" Version="4.0.0" PrivateAssets="all" />
     <PackageReference Include="IDisposableAnalyzers" Version="4.0.7" PrivateAssets="all" />
     <PackageReference Include="Microsoft.NET.Test.Sdk" Version="17.9.0" PrivateAssets="all" />
-    <PackageReference Include="Microsoft.CodeAnalysis.CSharp.Workspaces" Version="4.5.0" PrivateAssets="all" />
+    <PackageReference Include="Microsoft.CodeAnalysis.CSharp.Workspaces" Version="4.9.2" PrivateAssets="all" />
     <PackageReference Include="Microsoft.VisualStudio.Threading.Analyzers" Version="17.9.28" PrivateAssets="all" />
     <PackageReference Include="NUnit" Version="4.0.1" PrivateAssets="all" />
     <PackageReference Include="NUnit3TestAdapter" Version="4.5.0" PrivateAssets="all" />
diff --git a/Gu.Reactive.Benchmarks/Gu.Reactive.Benchmarks.csproj b/Gu.Reactive.Benchmarks/Gu.Reactive.Benchmarks.csproj
index 58c97f20..4ae16d94 100644
--- a/Gu.Reactive.Benchmarks/Gu.Reactive.Benchmarks.csproj
+++ b/Gu.Reactive.Benchmarks/Gu.Reactive.Benchmarks.csproj
@@ -31,7 +31,7 @@
     <PackageReference Include="Gu.Reactive.Analyzers" Version="5.0.1" PrivateAssets="all" />
     <PackageReference Include="Gu.Roslyn.Asserts" Version="4.3.0" />
     <PackageReference Include="IDisposableAnalyzers" Version="4.0.7" PrivateAssets="all" />
-    <PackageReference Include="Microsoft.CodeAnalysis.CSharp.Workspaces" Version="4.5.0" />
+    <PackageReference Include="Microsoft.CodeAnalysis.CSharp.Workspaces" Version="4.9.2" />
     <PackageReference Include="Microsoft.NET.Test.Sdk" Version="17.9.0" />
     <PackageReference Include="Microsoft.VisualStudio.Threading.Analyzers" Version="17.9.28" PrivateAssets="all" />
     <PackageReference Include="NUnit" Version="4.0.1" />