diff --git a/src/runtime-three/runtime-host.ts b/src/runtime-three/runtime-host.ts
index 7576b5cf..a44aaec1 100644
--- a/src/runtime-three/runtime-host.ts
+++ b/src/runtime-three/runtime-host.ts
@@ -1,5 +1,7 @@
 import {
   AmbientLight,
+  AnimationClip,
+  AnimationMixer,
   BoxGeometry,
   DirectionalLight,
   Group,