diff --git a/Directory.Packages.props b/Directory.Packages.props
index 7a407cdcc..8b8d345ef 100644
--- a/Directory.Packages.props
+++ b/Directory.Packages.props
@@ -5,7 +5,7 @@
     <ManagePackageVersionsCentrally>true</ManagePackageVersionsCentrally>
     <CentralPackageTransitivePinningEnabled>true</CentralPackageTransitivePinningEnabled>
     <MicroBuildVersion>2.0.171</MicroBuildVersion>
-    <CodeAnalysisVersion>3.11.0</CodeAnalysisVersion>
+    <CodeAnalysisVersion>4.12.0</CodeAnalysisVersion>
     <CodeAnalysisVersion Condition="'$(IsTestProject)'=='true'">4.4.0</CodeAnalysisVersion>
     <CodefixTestingVersion>1.1.2</CodefixTestingVersion>
     <MicrosoftDiagnosticsRuntimeVersion>3.1.525101</MicrosoftDiagnosticsRuntimeVersion>
@@ -33,7 +33,7 @@
     <PackageVersion Include="Microsoft.Win32.Registry" Version="5.0.0" />
     <PackageVersion Include="Microsoft.Windows.CsWin32" Version="0.3.106" />
     <PackageVersion Include="Nullable" Version="1.3.1" />
-    <PackageVersion Include="System.Collections.Immutable" Version="6.0.0" />
+    <PackageVersion Include="System.Collections.Immutable" Version="8.0.0" />
     <PackageVersion Include="System.Memory" Version="4.5.5" />
     <PackageVersion Include="System.Runtime.CompilerServices.Unsafe" Version="6.0.0" />
     <PackageVersion Include="System.Threading.Tasks.Extensions" Version="4.5.4" />