diff --git a/Tiobon.Core.Api/Controllers/FileController.cs b/Tiobon.Core.Api/Controllers/FileController.cs
index 5837c3cd..cb9ad8f1 100644
--- a/Tiobon.Core.Api/Controllers/FileController.cs
+++ b/Tiobon.Core.Api/Controllers/FileController.cs
@@ -1,6 +1,4 @@
-using System.Dynamic;
-using MySqlX.XDevAPI.Common;
-using SqlSugar;
+using SqlSugar;
 using Tiobon.Core.DataAccess;
 
 namespace Tiobon.Core.Controllers;