diff --git a/FunGame.Server/Utilities/MySQLConnection.cs b/FunGame.Server/Utilities/MySQLConnection.cs
index 30f821d..9f4f1ed 100644
--- a/FunGame.Server/Utilities/MySQLConnection.cs
+++ b/FunGame.Server/Utilities/MySQLConnection.cs
@@ -1,6 +1,6 @@
 using MySql.Data.MySqlClient;
 using Milimoe.FunGame.Core.Api.Utility;
-using Milimoe.FunGame.Core.Library.Common.Architecture;
+using Milimoe.FunGame.Core.Model;
 
 namespace Milimoe.FunGame.Server.Utility.DataUtility
 {
diff --git a/FunGame.Server/Utilities/MySQLHelper.cs b/FunGame.Server/Utilities/MySQLHelper.cs
index c5b775a..b165bbe 100644
--- a/FunGame.Server/Utilities/MySQLHelper.cs
+++ b/FunGame.Server/Utilities/MySQLHelper.cs
@@ -2,7 +2,7 @@
 using MySql.Data.MySqlClient;
 using Milimoe.FunGame.Core.Api.Transmittal;
 using Milimoe.FunGame.Core.Library.Constant;
-using Milimoe.FunGame.Core.Library.Common.Architecture;
+using Milimoe.FunGame.Core.Model;
 using Milimoe.FunGame.Server.Utility.DataUtility;
 using Milimoe.FunGame.Server.Others;
 using Milimoe.FunGame.Server.Model;