diff --git a/include/vkd3d_d3d12.idl b/include/vkd3d_d3d12.idl
index ecfd6656..cdb75c1f 100644
--- a/include/vkd3d_d3d12.idl
+++ b/include/vkd3d_d3d12.idl
@@ -3290,6 +3290,17 @@ interface ID3D12SwapChainAssistant : IUnknown
     HRESULT InsertImplicitSync();
 }
 
+[
+    uuid(3fd03d36-4eb1-424a-a582-494ecb8ba813),
+    object,
+    local,
+    pointer_default(unique)
+]
+interface ID3D12LifetimeTracker : ID3D12DeviceChild
+{
+    HRESULT DestroyOwnedObject(ID3D12DeviceChild *object);
+}
+
 typedef HRESULT (__stdcall *PFN_D3D12_CREATE_ROOT_SIGNATURE_DESERIALIZER)(
         const void *data, SIZE_T data_size, REFIID iid, void **deserializer);