diff --git a/src/devkit/SmokeTest.tsx b/src/devkit/SmokeTest.tsx
index f74467a..016cb2e 100644
--- a/src/devkit/SmokeTest.tsx
+++ b/src/devkit/SmokeTest.tsx
@@ -6,6 +6,7 @@
  */
 import { useState } from 'react';
 import { Link, Navigate } from 'react-router-dom';
+import * as THREE from 'three';
 import { useModelStore } from '@/stores/useModelStore';
 import { generateDemoBeamGLB } from '@/lib/generateDemoBeam';
 import { useDevKit } from './useDevKit';