diff --git a/PropertyChangedAnalyzers.Benchmarks/PropertyChangedAnalyzers.Benchmarks.csproj b/PropertyChangedAnalyzers.Benchmarks/PropertyChangedAnalyzers.Benchmarks.csproj
index d7a66f41..e102fd5c 100644
--- a/PropertyChangedAnalyzers.Benchmarks/PropertyChangedAnalyzers.Benchmarks.csproj
+++ b/PropertyChangedAnalyzers.Benchmarks/PropertyChangedAnalyzers.Benchmarks.csproj
@@ -21,7 +21,7 @@
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     <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="NUnit" Version="4.0.1" />
     <PackageReference Include="NUnit3TestAdapter" Version="4.5.0" PrivateAssets="all" />
     <PackageReference Include="ReflectionAnalyzers" Version="0.3.1" PrivateAssets="all" />
diff --git a/PropertyChangedAnalyzers.Test/PropertyChangedAnalyzers.Test.csproj b/PropertyChangedAnalyzers.Test/PropertyChangedAnalyzers.Test.csproj
index 64b4a2db..fbfd9de3 100644
--- a/PropertyChangedAnalyzers.Test/PropertyChangedAnalyzers.Test.csproj
+++ b/PropertyChangedAnalyzers.Test/PropertyChangedAnalyzers.Test.csproj
@@ -29,7 +29,7 @@
     <PackageReference Include="Gu.Roslyn.Asserts.Analyzers" Version="4.0.0" PrivateAssets="all" />
     <PackageReference Include="Gu.Wpf.Reactive" Version="5.0.1" />
     <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="MvvmCross" Version="9.1.1" />
     <PackageReference Include="MvvmLightLibs" Version="5.4.1.1" />