diff --git a/samples/GpuInterop/VulkanDemo/D3DMemoryHelper.cs b/samples/GpuInterop/VulkanDemo/D3DMemoryHelper.cs
index ac09c48ccd0..9795c57d5ac 100644
--- a/samples/GpuInterop/VulkanDemo/D3DMemoryHelper.cs
+++ b/samples/GpuInterop/VulkanDemo/D3DMemoryHelper.cs
@@ -17,7 +17,7 @@ public static D3DDevice CreateDeviceByLuid(Span<byte> luid)
         var longLuid = MemoryMarshal.Cast<byte, long>(luid)[0];
         for (var c = 0; c < factory.GetAdapterCount1(); c++)
         {
-            using var adapter = factory.GetAdapter1(0);
+            using var adapter = factory.GetAdapter1(c);
             if (adapter.Description1.Luid != longLuid)
                 continue;