diff --git a/3rdparty/d3d12memalloc/CMakeLists.txt b/3rdparty/d3d12memalloc/CMakeLists.txt
index a26c925804..3b40ada6ca 100644
--- a/3rdparty/d3d12memalloc/CMakeLists.txt
+++ b/3rdparty/d3d12memalloc/CMakeLists.txt
@@ -6,4 +6,5 @@ add_library(D3D12MemAlloc
 target_link_libraries(D3D12MemAlloc PRIVATE Microsoft::DirectX-Headers)
 
 target_include_directories(D3D12MemAlloc PUBLIC "${CMAKE_CURRENT_SOURCE_DIR}/include")
+target_compile_definitions(D3D12MemAlloc PRIVATE "D3D12MA_USING_DIRECTX_HEADERS")
 disable_compiler_warnings_for_target(D3D12MemAlloc)