diff --git a/Falcon.SugarApi/Encryption/AESProvider.cs b/Falcon.SugarApi/Encryption/AESProvider.cs
index 082eb30..02ddf74 100644
--- a/Falcon.SugarApi/Encryption/AESProvider.cs
+++ b/Falcon.SugarApi/Encryption/AESProvider.cs
@@ -1,11 +1,7 @@
 using System;
-using System.Collections.Generic;
 using System.IO;
-using System.Linq;
-using System.Reflection.Metadata;
 using System.Security.Cryptography;
 using System.Text;
-using System.Threading.Tasks;
 
 namespace Falcon.SugarApi.Encryption
 {