diff --git a/ComputersShop/ComputersShopListImplement/DataListSingleton.cs b/ComputersShop/ComputersShopListImplement/DataListSingleton.cs
index 67ff5d1..1a533b6 100644
--- a/ComputersShop/ComputersShopListImplement/DataListSingleton.cs
+++ b/ComputersShop/ComputersShopListImplement/DataListSingleton.cs
@@ -1,5 +1,9 @@
-
-using ComputersShopListImplement.Models;
+using ComputersShopListImplement.Models;
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Text;
+using System.Threading.Tasks;
 
 namespace ComputersShopListImplement
 {
@@ -26,5 +30,4 @@ namespace ComputersShopListImplement
             return _instance;
         }
     }
-
 }