diff --git a/.nuget/directxtk12_desktop_2019.nuspec b/.nuget/directxtk12_desktop_2019.nuspec
index c860189b..d94f07c2 100644
--- a/.nuget/directxtk12_desktop_2019.nuspec
+++ b/.nuget/directxtk12_desktop_2019.nuspec
@@ -34,7 +34,7 @@ SpriteBatch - simple & efficient 2D sprite rendering
 SpriteFont - bitmap based text rendering
 VertexTypes - structures for commonly used vertex data formats
 WICTextureLoader - WIC-based image file texture loader</description>
-        <releaseNotes>Matches the March 30, 2023 release on GitHub.</releaseNotes>
+        <releaseNotes>Matches the April 28, 2023 release on GitHub.</releaseNotes>
         <projectUrl>http://go.microsoft.com/fwlink/?LinkID=615561</projectUrl>
         <repository type="git" url="https://github.com/microsoft/DirectXTK12.git" />
         <icon>images\icon.jpg</icon>
diff --git a/.nuget/directxtk12_uwp.nuspec b/.nuget/directxtk12_uwp.nuspec
index 3ad6cca8..6af79e30 100644
--- a/.nuget/directxtk12_uwp.nuspec
+++ b/.nuget/directxtk12_uwp.nuspec
@@ -34,7 +34,7 @@ SpriteBatch - simple &amp; efficient 2D sprite rendering
 SpriteFont - bitmap based text rendering
 VertexTypes - structures for commonly used vertex data formats
 WICTextureLoader - WIC-based image file texture loader</description>
-        <releaseNotes>Matches the March 30, 2023 release on GitHub.</releaseNotes>
+        <releaseNotes>Matches the April 28, 2023 release on GitHub.</releaseNotes>
         <projectUrl>http://go.microsoft.com/fwlink/?LinkID=615561</projectUrl>
         <repository type="git" url="https://github.com/microsoft/DirectXTK12.git" />
         <icon>images\icon.jpg</icon>
diff --git a/HISTORY.md b/HISTORY.md
index 74d366ad..47eeb5dc 100644
--- a/HISTORY.md
+++ b/HISTORY.md
@@ -6,6 +6,10 @@ Release available for download on [GitHub](https://github.com/microsoft/DirectXT
 
 ## Release History
 
+### April 28, 2023
+* Updated D3DX12 internal copy with latest changes from DirectX-Headers GitHub
+* CMake project updates and fixes for clang/LLVM v16 warnings
+
 ### March 30, 2023
 * *DirectX Tool Kit for Audio* updates
   * Reworked audio device enumeration for XAudio 2.9 to use MMDeviceEnumerator rather than Windows Runtime APIs
diff --git a/README.md b/README.md
index fa38eb83..4023ee34 100644
--- a/README.md
+++ b/README.md
@@ -6,7 +6,7 @@ http://go.microsoft.com/fwlink/?LinkID=615561
 
 Copyright (c) Microsoft Corporation.
 
-**March 30, 2023**
+**April 28, 2023**
 
 This package contains the "DirectX Tool Kit", a collection of helper classes for writing Direct3D 12 C++ code for Universal Windows Platform (UWP) apps for Windows 11 and Windows 10, game titles for Xbox Series X\|S and Xbox One, and Win32 desktop applications for Windows 11 and Windows 10.