diff --git a/Assets/YooAsset/Samples~/Extension Sample/Runtime/CopyBuildinManifestOperation.cs b/Assets/YooAsset/Samples~/Extension Sample/Runtime/CopyBuildinManifestOperation.cs
index ee325ad6..d3b35e0a 100644
--- a/Assets/YooAsset/Samples~/Extension Sample/Runtime/CopyBuildinManifestOperation.cs	
+++ b/Assets/YooAsset/Samples~/Extension Sample/Runtime/CopyBuildinManifestOperation.cs	
@@ -125,7 +125,7 @@ public class CopyBuildinManifestOperation : GameAsyncOperation
 
     private string GetBuildinYooRoot()
     {
-        return PathUtility.Combine(Application.streamingAssetsPath, YooAssetSettingsData.Setting.DefaultYooFolderName);
+        return YooAssetSettingsData.GetYooMobileBuildinRoot();
     }
     private string GetBuildinHashFilePath()
     {
@@ -142,7 +142,7 @@ public class CopyBuildinManifestOperation : GameAsyncOperation
 
     private string GetCacheYooRoot()
     {
-        return PathUtility.Combine(UnityEngine.Application.persistentDataPath, YooAssetSettingsData.Setting.DefaultYooFolderName);
+        return YooAssetSettingsData.GetYooMobileCacheRoot();
     }
     private string GetCacheHashFilePath()
     {