diff --git a/include/D3D12MemAlloc.h b/include/D3D12MemAlloc.h
index 7ebcf98..4bf64ee 100644
--- a/include/D3D12MemAlloc.h
+++ b/include/D3D12MemAlloc.h
@@ -59,9 +59,18 @@ Documentation of all members: D3D12MemAlloc.h
 */
 
 // If using this library on a platform different than Windows PC or want to use different version of DXGI,
-// you should include D3D12-compatible headers before this library on your own and define this macro.
+// you should include D3D12-compatible headers before this library on your own and define 
+// D3D12MA_D3D12_HEADERS_ALREADY_INCLUDED.
+// Alternatively, if you are targeting the open sourced DirectX headers, defining D3D12MA_USING_DIRECTX_HEADERS
+// will include them rather the ones provided by the Windows SDK.
 #ifndef D3D12MA_D3D12_HEADERS_ALREADY_INCLUDED
-    #include <d3d12.h>
+    #if defined(D3D12MA_USING_DIRECTX_HEADERS)
+        #include <directx/d3d12.h>
+        #include <dxguids/dxguids.h>
+    #else
+        #include <d3d12.h>
+    #endif
+    
     #include <dxgi1_4.h>
 #endif