diff --git a/benchmarks/DomainMapper.Benchmarks/DomainMapper.Benchmarks.csproj b/benchmarks/DomainMapper.Benchmarks/DomainMapper.Benchmarks.csproj
index fa8d838..39caf09 100644
--- a/benchmarks/DomainMapper.Benchmarks/DomainMapper.Benchmarks.csproj
+++ b/benchmarks/DomainMapper.Benchmarks/DomainMapper.Benchmarks.csproj
@@ -7,12 +7,12 @@
   <ItemGroup>
     <ProjectReference Include="../../src/DomainMapper.Projections/DomainMapper.Projections.csproj" />
     <PackageReference Include="BenchmarkDotNet" Version="0.15.8" />
-    <PackageReference Include="Microsoft.CodeAnalysis.Workspaces.Common" Version="5.3.0" />
-    <PackageReference Include="Microsoft.CodeAnalysis.Workspaces.MSBuild" Version="5.3.0" />
-    <PackageReference Include="Microsoft.CodeAnalysis.CSharp.Workspaces" Version="5.3.0" PrivateAssets="all" />
-    <PackageReference Include="Microsoft.CodeAnalysis.CSharp" Version="5.3.0" PrivateAssets="all" />
-    <PackageReference Include="Microsoft.CodeAnalysis.Common" Version="5.3.0" PrivateAssets="all" />
-    <PackageReference Include="Microsoft.CodeAnalysis.Analyzers" Version="5.3.0">
+    <PackageReference Include="Microsoft.CodeAnalysis.Workspaces.Common" Version="5.9.0" />
+    <PackageReference Include="Microsoft.CodeAnalysis.Workspaces.MSBuild" Version="5.9.0" />
+    <PackageReference Include="Microsoft.CodeAnalysis.CSharp.Workspaces" Version="5.9.0" PrivateAssets="all" />
+    <PackageReference Include="Microsoft.CodeAnalysis.CSharp" Version="5.9.0" PrivateAssets="all" />
+    <PackageReference Include="Microsoft.CodeAnalysis.Common" Version="5.9.0" PrivateAssets="all" />
+    <PackageReference Include="Microsoft.CodeAnalysis.Analyzers" Version="5.9.0">
       <PrivateAssets>all</PrivateAssets>
       <IncludeAssets>runtime; build; native; contentfiles; analyzers</IncludeAssets>
     </PackageReference>
diff --git a/src/DomainMapper/DomainMapper.Roslyn5.0.props b/src/DomainMapper/DomainMapper.Roslyn5.0.props
index 4eb7524..3dcdf27 100644
--- a/src/DomainMapper/DomainMapper.Roslyn5.0.props
+++ b/src/DomainMapper/DomainMapper.Roslyn5.0.props
@@ -1,5 +1,5 @@
 <Project>
   <ItemGroup>
-    <PackageReference Include="Microsoft.CodeAnalysis.CSharp" Version="5.0.0" PrivateAssets="all" />
+    <PackageReference Include="Microsoft.CodeAnalysis.CSharp" Version="5.9.0" PrivateAssets="all" />
   </ItemGroup>
 </Project>
diff --git a/src/DomainMapper/DomainMapper.csproj b/src/DomainMapper/DomainMapper.csproj
index 486c0c0..0d6e2fd 100644
--- a/src/DomainMapper/DomainMapper.csproj
+++ b/src/DomainMapper/DomainMapper.csproj
@@ -27,7 +27,7 @@
   </Target>
   <Import Project="DomainMapper.Roslyn$(ROSLYN_VERSION).props" />
   <ItemGroup>
-    <PackageReference Include="Microsoft.CodeAnalysis.Analyzers" Version="5.3.0">
+    <PackageReference Include="Microsoft.CodeAnalysis.Analyzers" Version="5.9.0">
       <PrivateAssets>all</PrivateAssets>
       <IncludeAssets>runtime; build; native; contentfiles; analyzers</IncludeAssets>
     </PackageReference>