diff --git a/WpfAnalyzers.Benchmarks/WpfAnalyzers.Benchmarks.csproj b/WpfAnalyzers.Benchmarks/WpfAnalyzers.Benchmarks.csproj
index e89e27bd..c4077029 100644
--- a/WpfAnalyzers.Benchmarks/WpfAnalyzers.Benchmarks.csproj
+++ b/WpfAnalyzers.Benchmarks/WpfAnalyzers.Benchmarks.csproj
@@ -24,7 +24,7 @@
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-    <PackageReference Include="Microsoft.CodeAnalysis.CSharp.Workspaces" Version="4.5.0" />
+    <PackageReference Include="Microsoft.CodeAnalysis.CSharp.Workspaces" Version="4.9.2" />
     <PackageReference Include="Microsoft.VisualStudio.Threading.Analyzers" Version="17.8.14" PrivateAssets="all" />
     <PackageReference Include="Microsoft.NET.Test.Sdk" Version="17.9.0" />
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diff --git a/WpfAnalyzers.Test.Netcore/WpfAnalyzers.Test.Netcore.csproj b/WpfAnalyzers.Test.Netcore/WpfAnalyzers.Test.Netcore.csproj
index 122cbbd5..06253333 100644
--- a/WpfAnalyzers.Test.Netcore/WpfAnalyzers.Test.Netcore.csproj
+++ b/WpfAnalyzers.Test.Netcore/WpfAnalyzers.Test.Netcore.csproj
@@ -27,7 +27,7 @@
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-    <PackageReference Include="Microsoft.CodeAnalysis.CSharp.Workspaces" Version="4.5.0" />
+    <PackageReference Include="Microsoft.CodeAnalysis.CSharp.Workspaces" Version="4.9.2" />
     <PackageReference Include="Microsoft.VisualStudio.Threading.Analyzers" Version="17.8.14" PrivateAssets="all" />
     <PackageReference Include="NUnit" Version="4.0.1" />
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diff --git a/WpfAnalyzers.Test/WpfAnalyzers.Test.csproj b/WpfAnalyzers.Test/WpfAnalyzers.Test.csproj
index 880668d9..e245120b 100644
--- a/WpfAnalyzers.Test/WpfAnalyzers.Test.csproj
+++ b/WpfAnalyzers.Test/WpfAnalyzers.Test.csproj
@@ -26,7 +26,7 @@
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-    <PackageReference Include="Microsoft.CodeAnalysis.CSharp.Workspaces" Version="4.5.0" />
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     <PackageReference Include="Microsoft.VisualStudio.Threading.Analyzers" Version="17.8.14" PrivateAssets="all" />
     <PackageReference Include="Microsoft.NET.Test.Sdk" Version="17.9.0" />
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