diff --git a/XmlSchemaClassGenerator.SourceGenerator/XmlSchemaClassGenerator.SourceGenerator.csproj b/XmlSchemaClassGenerator.SourceGenerator/XmlSchemaClassGenerator.SourceGenerator.csproj
index 4a73e0e4..5963eb31 100644
--- a/XmlSchemaClassGenerator.SourceGenerator/XmlSchemaClassGenerator.SourceGenerator.csproj
+++ b/XmlSchemaClassGenerator.SourceGenerator/XmlSchemaClassGenerator.SourceGenerator.csproj
@@ -29,8 +29,8 @@
   </ItemGroup>
 
   <ItemGroup>
-    <PackageReference Include="Microsoft.CodeAnalysis.CSharp" Version="3.10.0" PrivateAssets="all" />
-    <PackageReference Include="Microsoft.CodeAnalysis.Analyzers" Version="3.3.2" PrivateAssets="all" />
+    <PackageReference Include="Microsoft.CodeAnalysis.CSharp" Version="4.1.0" PrivateAssets="all" />
+    <PackageReference Include="Microsoft.CodeAnalysis.Analyzers" Version="3.3.3" PrivateAssets="all" />
   </ItemGroup>
 
   <ItemGroup>
@@ -61,12 +61,12 @@
   <ItemGroup>
     <None Include="$(OutputPath)\$(AssemblyName).dll" Pack="true" PackagePath="analyzers/dotnet/cs" Visible="false" />
     <None Include="..\XmlSchemaClassGenerator\bin\$(Configuration)\$(TargetFramework)\XmlSchemaClassGenerator.dll" Pack="true" PackagePath="analyzers/dotnet/cs" Visible="false" />
-    <None Include="$(PKGSystem_CodeDom)\lib\netstandard2.0\System.CodeDom.dll" Pack="true" PackagePath="analyzers/dotnet/cs" Visible="false"/>
-    <None Include="$(PKGSystem_Text_Encoding_CodePages)\lib\netstandard2.0\System.Text.Encoding.CodePages.dll" Pack="true" PackagePath="analyzers/dotnet/cs" Visible="false"/>
-    <None Include="$(PKGSystem_ValueTuple)\lib\netstandard1.0\System.ValueTuple.dll" Pack="true" PackagePath="analyzers/dotnet/cs" Visible="false"/>
-    <None Include="$(PKGSystem_Runtime_CompilerServices_Unsafe)\lib\netstandard2.0\System.Runtime.CompilerServices.Unsafe.dll" Pack="true" PackagePath="analyzers/dotnet/cs" Visible="false"/>
-    <None Include="$(PKGSystem_Collections_Immutable)\lib\netstandard2.0\System.Collections.Immutable.dll" Pack="true" PackagePath="analyzers/dotnet/cs" Visible="false"/>
-    <None Include="$(PKGSystem_Memory)\lib\netstandard2.0\System.Memory.dll" Pack="true" PackagePath="analyzers/dotnet/cs" Visible="false"/>
+    <None Include="$(PKGSystem_CodeDom)\lib\netstandard2.0\System.CodeDom.dll" Pack="true" PackagePath="analyzers/dotnet/cs" Visible="false" />
+    <None Include="$(PKGSystem_Text_Encoding_CodePages)\lib\netstandard2.0\System.Text.Encoding.CodePages.dll" Pack="true" PackagePath="analyzers/dotnet/cs" Visible="false" />
+    <None Include="$(PKGSystem_ValueTuple)\lib\netstandard1.0\System.ValueTuple.dll" Pack="true" PackagePath="analyzers/dotnet/cs" Visible="false" />
+    <None Include="$(PKGSystem_Runtime_CompilerServices_Unsafe)\lib\netstandard2.0\System.Runtime.CompilerServices.Unsafe.dll" Pack="true" PackagePath="analyzers/dotnet/cs" Visible="false" />
+    <None Include="$(PKGSystem_Collections_Immutable)\lib\netstandard2.0\System.Collections.Immutable.dll" Pack="true" PackagePath="analyzers/dotnet/cs" Visible="false" />
+    <None Include="$(PKGSystem_Memory)\lib\netstandard2.0\System.Memory.dll" Pack="true" PackagePath="analyzers/dotnet/cs" Visible="false" />
 
     <None Include="XmlSchemaClassGenerator.SourceGenerator.props" Pack="true" PackagePath="build/$(PackageId).props" />
   </ItemGroup>