diff --git a/Assets/YooAsset/Samples~/Extension Sample/Runtime/ExtensionFileSystem/TiktokFileSystem/Operation/TTFSLoadBundleOperation.cs b/Assets/YooAsset/Samples~/Extension Sample/Runtime/ExtensionFileSystem/TiktokFileSystem/Operation/TTFSLoadBundleOperation.cs
index b55d0777..75f1af3e 100644
--- a/Assets/YooAsset/Samples~/Extension Sample/Runtime/ExtensionFileSystem/TiktokFileSystem/Operation/TTFSLoadBundleOperation.cs	
+++ b/Assets/YooAsset/Samples~/Extension Sample/Runtime/ExtensionFileSystem/TiktokFileSystem/Operation/TTFSLoadBundleOperation.cs	
@@ -54,7 +54,7 @@ internal class TTFSLoadBundleOperation : FSLoadBundleOperation
                 {
                     _steps = ESteps.Done;
                     Status = EOperationStatus.Failed;
-                    Error = $"The {nameof(IDecryptionServices)} is null !";
+                    Error = $"The {nameof(IWebDecryptionServices)} is null !";
                     YooLogger.Error(Error);
                     return;
                 }
diff --git a/Assets/YooAsset/Samples~/Extension Sample/Runtime/ExtensionFileSystem/WechatFileSystem/Operation/WXFSLoadBundleOperation.cs b/Assets/YooAsset/Samples~/Extension Sample/Runtime/ExtensionFileSystem/WechatFileSystem/Operation/WXFSLoadBundleOperation.cs
index 9d238f6f..325d4403 100644
--- a/Assets/YooAsset/Samples~/Extension Sample/Runtime/ExtensionFileSystem/WechatFileSystem/Operation/WXFSLoadBundleOperation.cs	
+++ b/Assets/YooAsset/Samples~/Extension Sample/Runtime/ExtensionFileSystem/WechatFileSystem/Operation/WXFSLoadBundleOperation.cs	
@@ -53,7 +53,7 @@ internal class WXFSLoadBundleOperation : FSLoadBundleOperation
                 {
                     _steps = ESteps.Done;
                     Status = EOperationStatus.Failed;
-                    Error = $"The {nameof(IDecryptionServices)} is null !";
+                    Error = $"The {nameof(IWebDecryptionServices)} is null !";
                     YooLogger.Error(Error);
                     return;
                 }