diff --git a/DM_Weight/ViewModels/LoginWindowViewModel.cs b/DM_Weight/ViewModels/LoginWindowViewModel.cs
index 6556a1d..87124ba 100644
--- a/DM_Weight/ViewModels/LoginWindowViewModel.cs
+++ b/DM_Weight/ViewModels/LoginWindowViewModel.cs
@@ -167,7 +167,7 @@ _exitCommand ??= new DelegateCommand(Exit);
 
                                         .Includes<RoleDm>(u => u.Role)
 
-                                        .First(u => u.UserName == username && ("DM3".Equals(u.MachineId) || ConfigurationManager.AppSettings["machineId"].ToString().Equals(u.MachineId)));
+                                        .First(u => u.UserName == username && (ConfigurationManager.AppSettings["machineId"].ToString().Equals(u.MachineId)));
                     if (userList == null)
                     {
                         AlertMsg alertMsg = new AlertMsg