diff --git a/src/viewport-three/viewport-host.ts b/src/viewport-three/viewport-host.ts
index 7b1c70ae..8018af56 100644
--- a/src/viewport-three/viewport-host.ts
+++ b/src/viewport-three/viewport-host.ts
@@ -124,9 +124,7 @@ import {
   getBoxBrushFaceAxis,
   getBoxBrushFaceTransformMeta,
   getBoxBrushFaceWorldCenter,
-  getBoxBrushVertexSigns,
   getBoxBrushVertexWorldPosition,
-  transformBoxBrushLocalPointToWorld,
   transformBoxBrushWorldPointToLocal,
   transformBoxBrushWorldVectorToLocal
 } from "../geometry/box-brush-components";
@@ -1846,7 +1844,8 @@ export class ViewportHost {
         kind: "brush",
         center: { ...initialBrush.center },
         rotationDegrees: { ...initialBrush.rotationDegrees },
-        size: { ...initialBrush.size }
+        size: { ...initialBrush.size },
+        geometry: cloneBoxBrushGeometry(initialBrush.geometry)
       }
     });
     let worldDelta = {