diff --git a/Assets/YooAsset/Samples~/Extension Sample/Runtime/ByteGameFileSystem/Operation/BGFSLoadBundleOperation.cs b/Assets/YooAsset/Samples~/Extension Sample/Runtime/ByteGameFileSystem/Operation/BGFSLoadBundleOperation.cs
index 790f677..8ec7806 100644
--- a/Assets/YooAsset/Samples~/Extension Sample/Runtime/ByteGameFileSystem/Operation/BGFSLoadBundleOperation.cs	
+++ b/Assets/YooAsset/Samples~/Extension Sample/Runtime/ByteGameFileSystem/Operation/BGFSLoadBundleOperation.cs	
@@ -1,5 +1,4 @@
 #if UNITY_WEBGL
-using UnityEditor.PackageManager.Requests;
 using UnityEngine;
 using UnityEngine.Networking;
 using YooAsset;