diff --git a/Disp/MachiningProjectDisplayee.cs b/Disp/MachiningProjectDisplayee.cs
index e7b449c..22abaf9 100644
--- a/Disp/MachiningProjectDisplayee.cs
+++ b/Disp/MachiningProjectDisplayee.cs
@@ -105,9 +105,9 @@ public class MachiningProjectDisplayee : IDisplayee, IGetAnchor
 				List<IAnchoredDisplayee> machAncDisplayees =
 					machiningEquipment.GetAnchoredDisplayeeList() ?? [];
 				HashSet<Anchor> exclusiveAnchorSet = new([
-					.. workpiece?.Asmb.GetDescendantAnchors()??[],
-						.. machiningEquipment.MachiningTool?.GetAsmb().GetDescendantAnchors()??[],
-						.. machiningEquipment.Fixture?.Asmb.GetDescendantAnchors()??[],
+					.. workpiece?.Asmb.DescendantAnchors()??[],
+						.. machiningEquipment.MachiningTool?.GetAsmb().DescendantAnchors()??[],
+						.. machiningEquipment.Fixture?.Asmb.DescendantAnchors()??[],
 					]);
 				dst.AddRange(machAncDisplayees.Where(ad =>
 					!exclusiveAnchorSet.Contains(ad.GetAnchor())));