diff --git a/tests/D3D12/main.cpp b/tests/D3D12/main.cpp
index a4f5f02d..08c9bd91 100644
--- a/tests/D3D12/main.cpp
+++ b/tests/D3D12/main.cpp
@@ -220,11 +220,7 @@ ID3D12RootSignature* InitRootSignature() {
 	rootParameters[1] = D3D12RootSignature::Create32BitConstants(0, 4, ShaderVisibility::Vertex, 0);
 
 	D3D12_DESCRIPTOR_RANGE descriptorRange[1];
-	descriptorRange[0].RangeType = D3D12_DESCRIPTOR_RANGE_TYPE_SRV;
-	descriptorRange[0].RegisterSpace = 0;
-	descriptorRange[0].BaseShaderRegister = 0;
-	descriptorRange[0].NumDescriptors = 1;
-	descriptorRange[0].OffsetInDescriptorsFromTableStart = D3D12_DESCRIPTOR_RANGE_OFFSET_APPEND;
+	descriptorRange[0] = D3D12RootSignature::CreateDescriptorRange(D3D12_DESCRIPTOR_RANGE_TYPE_SRV, 0, 1);
 	rootParameters[2] = D3D12RootSignature::CreateDescriptorTable(1, descriptorRange, ShaderVisibility::Pixel);
 
 	rootParameters[3] = D3D12RootSignature::CreateSRV(0, ShaderVisibility::All, 1);