diff --git a/src/core/InstancedMeshBVH.ts b/src/core/InstancedMeshBVH.ts
index 4a46a67..c65c6ed 100644
--- a/src/core/InstancedMeshBVH.ts
+++ b/src/core/InstancedMeshBVH.ts
@@ -67,7 +67,7 @@ export class InstancedMeshBVH {
 
     this.bvh.createFromArray(objects as unknown as number[], boxes, (node) => {
       this.nodesMap.set(node.object, node);
-    });
+    }, this._margin);
   }
 
   public insert(id: number): void {