diff --git a/tools/adaptive-isogrid/src/nx/import_profile.py b/tools/adaptive-isogrid/src/nx/import_profile.py
index f2cb7d84..9e8abc4a 100644
--- a/tools/adaptive-isogrid/src/nx/import_profile.py
+++ b/tools/adaptive-isogrid/src/nx/import_profile.py
@@ -314,26 +314,27 @@ def _draw_polylines_batch(
     if all_lines:
         try:
             # Sketch.AddGeometry(infer, ellipse, curves)
-            sketch.AddGeometry(
-                NXOpen.InferConstraintsOption.InferNoConstraints,
-                NXOpen.AddEllipseOption.TreatAsEllipse,
-                all_lines,
-            )
+            # Enums are nested under NXOpen.Sketch, not NXOpen directly
+            infer = NXOpen.Sketch.InferConstraintsOption.InferNoConstraints
+            ellipse = NXOpen.Sketch.AddEllipseOption.TreatAsEllipse
+            sketch.AddGeometry(infer, ellipse, all_lines)
             lister.WriteLine(f"[import] Added {len(all_lines)} lines to sketch via AddGeometry")
         except Exception as exc:
             lister.WriteLine(f"[import] AddGeometry batch failed: {exc}")
             # Try adding one by one
             added = 0
-            for line in all_lines:
-                try:
-                    sketch.AddGeometry(
-                        NXOpen.InferConstraintsOption.InferNoConstraints,
-                        NXOpen.AddEllipseOption.TreatAsEllipse,
-                        [line],
-                    )
-                    added += 1
-                except Exception:
-                    pass
+            try:
+                infer = NXOpen.Sketch.InferConstraintsOption.InferNoConstraints
+                ellipse = NXOpen.Sketch.AddEllipseOption.TreatAsEllipse
+            except Exception:
+                infer = None
+            if infer is not None:
+                for line in all_lines:
+                    try:
+                        sketch.AddGeometry(infer, ellipse, [line])
+                        added += 1
+                    except Exception:
+                        pass
             lister.WriteLine(f"[import] Added {added}/{len(all_lines)} lines individually")
 
     return total_lines