diff --git a/UnityProject/Assets/TEngine/Runtime/Module/ResourceModule/Extension/Implement/SetSpriteExtensions.cs b/UnityProject/Assets/TEngine/Runtime/Module/ResourceModule/Extension/Implement/SetSpriteExtensions.cs
index 73072cad..8cc898c7 100644
--- a/UnityProject/Assets/TEngine/Runtime/Module/ResourceModule/Extension/Implement/SetSpriteExtensions.cs
+++ b/UnityProject/Assets/TEngine/Runtime/Module/ResourceModule/Extension/Implement/SetSpriteExtensions.cs
@@ -3,6 +3,7 @@ using Cysharp.Threading.Tasks;
 using TEngine;
 using UnityEngine;
 using UnityEngine.UI;
+using System;
 
 public static class SetSpriteExtensions
 {