diff --git a/web/app/3d/scene/brep-scene-object.js b/web/app/3d/scene/brep-scene-object.js
index 387dc555..dcb999f8 100644
--- a/web/app/3d/scene/brep-scene-object.js
+++ b/web/app/3d/scene/brep-scene-object.js
@@ -46,7 +46,7 @@ export class BREPSceneSolid extends SceneSolid {
         const line = new THREE.Line(undefined, WIREFRAME_MATERIAL);
         const contour = edge.curve.tessellate();
         for (let p of contour) {
-          line.geometry.vertices.push(new THREE.Vector3().fromArray(p));
+          line.geometry.vertices.push(p.three());
         }
         this.wireframeGroup.add(line);
         line.__TCAD_EDGE = edge;