diff --git a/v2rayN/v2rayN/Views/DNSSettingWindow.xaml.cs b/v2rayN/v2rayN/Views/DNSSettingWindow.xaml.cs
index 90999417..2710b102 100644
--- a/v2rayN/v2rayN/Views/DNSSettingWindow.xaml.cs
+++ b/v2rayN/v2rayN/Views/DNSSettingWindow.xaml.cs
@@ -31,13 +31,13 @@ public partial class DNSSettingWindow
             this.Bind(ViewModel, vm => vm.AddCommonHosts, v => v.togAddCommonHosts.IsChecked).DisposeWith(disposables);
             this.Bind(ViewModel, vm => vm.FakeIP, v => v.togFakeIP.IsChecked).DisposeWith(disposables);
             this.Bind(ViewModel, vm => vm.BlockBindingQuery, v => v.togBlockBindingQuery.IsChecked).DisposeWith(disposables);
-            this.Bind(ViewModel, vm => vm.DirectDNS, v => v.cmbDirectDNS.SelectedItem).DisposeWith(disposables);
-            this.Bind(ViewModel, vm => vm.RemoteDNS, v => v.cmbRemoteDNS.SelectedItem).DisposeWith(disposables);
-            this.Bind(ViewModel, vm => vm.BootstrapDNS, v => v.cmbBootstrapDNS.SelectedItem).DisposeWith(disposables);
+            this.Bind(ViewModel, vm => vm.DirectDNS, v => v.cmbDirectDNS.Text).DisposeWith(disposables);
+            this.Bind(ViewModel, vm => vm.RemoteDNS, v => v.cmbRemoteDNS.Text).DisposeWith(disposables);
+            this.Bind(ViewModel, vm => vm.BootstrapDNS, v => v.cmbBootstrapDNS.Text).DisposeWith(disposables);
             this.Bind(ViewModel, vm => vm.Strategy4Freedom, v => v.cmbDirectDNSStrategy.SelectedItem).DisposeWith(disposables);
             this.Bind(ViewModel, vm => vm.Strategy4Proxy, v => v.cmbRemoteDNSStrategy.SelectedItem).DisposeWith(disposables);
             this.Bind(ViewModel, vm => vm.Hosts, v => v.txtHosts.Text).DisposeWith(disposables);
-            this.Bind(ViewModel, vm => vm.DirectExpectedIPs, v => v.cmbDirectExpectedIPs.SelectedItem).DisposeWith(disposables);
+            this.Bind(ViewModel, vm => vm.DirectExpectedIPs, v => v.cmbDirectExpectedIPs.Text).DisposeWith(disposables);
             this.Bind(ViewModel, vm => vm.ParallelQuery, v => v.togParallelQuery.IsChecked).DisposeWith(disposables);
             this.Bind(ViewModel, vm => vm.ServeStale, v => v.togServeStale.IsChecked).DisposeWith(disposables);