diff --git a/src/pages/XRSession.tsx b/src/pages/XRSession.tsx
index a9557c4..13ffe38 100644
--- a/src/pages/XRSession.tsx
+++ b/src/pages/XRSession.tsx
@@ -124,6 +124,7 @@ function XRModel({ url }: { url: string }) {
   return (
     <group
       ref={ref}
+      userData={{ __xrModelRoot: true }}
       position={[
         -modelInfo.center.x + fineTuning.posX,
         -modelInfo.center.y + fineTuning.posY,