diff --git a/eng/Versions.props b/eng/Versions.props
index cd8b160a00c85d..c38243e5206da3 100644
--- a/eng/Versions.props
+++ b/eng/Versions.props
@@ -134,7 +134,7 @@
     <NETStandardLibraryRefVersion>2.1.0</NETStandardLibraryRefVersion>
     <NetStandardLibraryVersion>2.0.3</NetStandardLibraryVersion>
     <MicrosoftDiagnosticsToolsRuntimeClientVersion>1.0.4-preview6.19326.1</MicrosoftDiagnosticsToolsRuntimeClientVersion>
-    <DNNEVersion>2.0.5</DNNEVersion>
+    <DNNEVersion>2.1.1</DNNEVersion>
     <MicrosoftBuildVersion>17.11.48</MicrosoftBuildVersion>
     <MicrosoftBuildTasksCoreVersion>17.11.48</MicrosoftBuildTasksCoreVersion>
     <MicrosoftBuildFrameworkVersion>17.11.48</MicrosoftBuildFrameworkVersion>
diff --git a/src/libraries/System.Runtime.InteropServices/tests/TestAssets/SharedTypes/DNNE.cs b/src/libraries/System.Runtime.InteropServices/tests/TestAssets/SharedTypes/DNNE.cs
deleted file mode 100644
index 0b3dd369433a95..00000000000000
--- a/src/libraries/System.Runtime.InteropServices/tests/TestAssets/SharedTypes/DNNE.cs
+++ /dev/null
@@ -1,14 +0,0 @@
-// Licensed to the .NET Foundation under one or more agreements.
-// The .NET Foundation licenses this file to you under the MIT license.
-
-namespace DNNE
-{
-    public class C99DeclCodeAttribute : System.Attribute
-    {
-        public C99DeclCodeAttribute(string code) { }
-    }
-    public class C99TypeAttribute : System.Attribute
-    {
-        public C99TypeAttribute(string code) { }
-    }
-}
diff --git a/src/libraries/tests.proj b/src/libraries/tests.proj
index 2390674de660a8..1ff146824e6545 100644
--- a/src/libraries/tests.proj
+++ b/src/libraries/tests.proj
@@ -430,12 +430,6 @@
   </ItemGroup>
 
   <ItemGroup Condition="'$(TestNativeAot)' == 'true' and '$(RunDisabledNativeAotTests)' != 'true'">
-    <!-- https://github.com/dotnet/runtime/issues/126673 -->
-    <ProjectExclusions Include="$(MSBuildThisFileDirectory)System.Runtime.InteropServices\tests\LibraryImportGenerator.Tests\LibraryImportGenerator.Tests.csproj"
-        Condition="'$(TargetOS)' == 'windows' and '$(TargetArchitecture)' == 'arm64' "/>
-    <ProjectExclusions Include="$(MSBuildThisFileDirectory)System.Runtime.InteropServices\tests\ComInterfaceGenerator.Tests\ComInterfaceGenerator.Tests.csproj"
-        Condition="'$(TargetOS)' == 'windows' and '$(TargetArchitecture)' == 'arm64'" />
-
     <!-- https://github.com/dotnet/runtime/issues/119380 -->
     <ProjectExclusions Include="$(MSBuildThisFileDirectory)System.Text.Json\tests\System.Text.Json.SourceGeneration.Tests\System.Text.Json.SourceGeneration.Roslyn4.4.Tests.csproj"
                       Condition="'$(TargetOS)' == 'osx' and '$(TargetArchitecture)' == 'arm64'" />