diff --git a/aqua.tool.Validation/aqua.tool.Validation.csproj b/aqua.tool.Validation/aqua.tool.Validation.csproj
index 7ea13d5..f5c0d52 100644
--- a/aqua.tool.Validation/aqua.tool.Validation.csproj
+++ b/aqua.tool.Validation/aqua.tool.Validation.csproj
@@ -3,6 +3,7 @@
   <PropertyGroup>
     <TargetFramework>netstandard2.0</TargetFramework>
     <PolySharpIncludeRuntimeSupportedAttributes>true</PolySharpIncludeRuntimeSupportedAttributes>
+    <EnforceExtendedAnalyzerRules>true</EnforceExtendedAnalyzerRules>
     <NoWarn>$(NoWarn);NU5128</NoWarn>
   </PropertyGroup>
   
@@ -15,7 +16,7 @@
   </PropertyGroup>
 
   <ItemGroup>
-    <PackageReference Include="Microsoft.CodeAnalysis.CSharp" Version="4.3.1" PrivateAssets="all" Pack="false" />
+    <PackageReference Include="Microsoft.CodeAnalysis.CSharp" Version="4.11.0" PrivateAssets="all" Pack="false" />
   </ItemGroup>
 
   <ItemGroup>