diff --git a/demo/Ursa.Demo/Ursa.Demo.csproj b/demo/Ursa.Demo/Ursa.Demo.csproj
index 08bc7d1..328116c 100644
--- a/demo/Ursa.Demo/Ursa.Demo.csproj
+++ b/demo/Ursa.Demo/Ursa.Demo.csproj
@@ -19,12 +19,12 @@
     </ItemGroup>
 
     <ItemGroup>
-        <PackageReference Include="Avalonia" Version="11.0.0-preview7" />
-        <PackageReference Include="Avalonia.Desktop" Version="11.0.0-preview7" />
+        <PackageReference Include="Avalonia" Version="11.0.0-rc1.1" />
+        <PackageReference Include="Avalonia.Desktop" Version="11.0.0-rc1.1" />
         <!--Condition below is needed to remove Avalonia.Diagnostics package from build output in Release configuration.-->
-        <PackageReference Condition="'$(Configuration)' == 'Debug'" Include="Avalonia.Diagnostics" Version="11.0.0-preview7" />
+        <PackageReference Condition="'$(Configuration)' == 'Debug'" Include="Avalonia.Diagnostics" Version="11.0.0-rc1.1" />
         <PackageReference Include="CommunityToolkit.Mvvm" Version="8.1.0" />
-        <PackageReference Include="Semi.Avalonia" Version="0.1.0-preview7" />
+        <PackageReference Include="Semi.Avalonia" Version="11.0.0-rc1" />
     </ItemGroup>
 
     <ItemGroup>
diff --git a/src/Ursa.Themes.Semi/Ursa.Themes.Semi.csproj b/src/Ursa.Themes.Semi/Ursa.Themes.Semi.csproj
index ff84eee..414c03f 100644
--- a/src/Ursa.Themes.Semi/Ursa.Themes.Semi.csproj
+++ b/src/Ursa.Themes.Semi/Ursa.Themes.Semi.csproj
@@ -8,7 +8,7 @@
     </PropertyGroup>
 
     <ItemGroup>
-      <PackageReference Include="Avalonia" Version="11.0.0-preview7" />
+      <PackageReference Include="Avalonia" Version="11.0.0-rc1.1" />
     </ItemGroup>
 
     <ItemGroup>
diff --git a/src/Ursa/Controls/IPv4Box.cs b/src/Ursa/Controls/IPv4Box.cs
index b7c6d43..228771f 100644
--- a/src/Ursa/Controls/IPv4Box.cs
+++ b/src/Ursa/Controls/IPv4Box.cs
@@ -120,7 +120,7 @@ public class IPv4Box: TemplatedControl
     protected override void OnKeyDown(KeyEventArgs e)
     {
         if (_currentActivePresenter is null) return;
-        var keymap = AvaloniaLocator.Current.GetRequiredService<PlatformHotkeyConfiguration>();
+        var keymap = TopLevel.GetTopLevel(this)?.PlatformSettings?.HotkeyConfiguration;
         bool Match(List<KeyGesture> gestures) => gestures.Any(g => g.Matches(e));
         if (e.Key == Key.Enter)
         {
@@ -129,17 +129,17 @@ public class IPv4Box: TemplatedControl
             base.OnKeyDown(e);
             return;
         }
-        if (Match(keymap.SelectAll))
+        if (keymap is not null && Match(keymap.SelectAll))
         {
             _currentActivePresenter.SelectionStart = 0;
             _currentActivePresenter.SelectionEnd = _currentActivePresenter.Text?.Length ?? 0;
             return;
         }
-        else if (Match(keymap.Copy))
+        else if (keymap is not null && Match(keymap.Copy))
         {
             Copy();
         }
-        else if (Match(keymap.Paste))
+        else if (keymap is not null && Match(keymap.Paste))
         {
             Paste();
         }
@@ -494,17 +494,17 @@ public class IPv4Box: TemplatedControl
     public async void Copy()
     {
         string s = string.Join(".", _firstText?.Text, _secondText?.Text, _thirdText?.Text, _fourthText?.Text);
-        IClipboard? clipboard = AvaloniaLocator.Current.GetService<IClipboard>();
+        IClipboard? clipboard = TopLevel.GetTopLevel(this)?.Clipboard;
         clipboard?.SetTextAsync(s);
     }
     
-    public static KeyGesture? CopyKeyGesture { get; } = AvaloniaLocator.Current.GetService<PlatformHotkeyConfiguration>()?.Copy.FirstOrDefault();
-    public static KeyGesture? PasteKeyGesture { get; } = AvaloniaLocator.Current.GetService<PlatformHotkeyConfiguration>()?.Paste.FirstOrDefault();
-    public static KeyGesture? CutKeyGesture { get; } = AvaloniaLocator.Current.GetService<PlatformHotkeyConfiguration>()?.Cut.FirstOrDefault();
+    public static KeyGesture? CopyKeyGesture { get; } = Application.Current?.PlatformSettings?.HotkeyConfiguration.Copy.FirstOrDefault();
+    public static KeyGesture? PasteKeyGesture { get; } = Application.Current?.PlatformSettings?.HotkeyConfiguration.Paste.FirstOrDefault();
+    public static KeyGesture? CutKeyGesture { get; } = Application.Current?.PlatformSettings?.HotkeyConfiguration.Cut.FirstOrDefault();
 
     public async void Paste()
     {
-        IClipboard? clipboard = AvaloniaLocator.Current.GetService<IClipboard>();
+        IClipboard? clipboard = TopLevel.GetTopLevel(this)?.Clipboard;
         if (clipboard is null) return;
         string s = await clipboard.GetTextAsync();
         if (IPAddress.TryParse(s, out var address))
@@ -515,7 +515,7 @@ public class IPv4Box: TemplatedControl
 
     public async void Cut()
     {
-        IClipboard? clipboard = AvaloniaLocator.Current.GetService<IClipboard>();
+        IClipboard? clipboard = TopLevel.GetTopLevel(this)?.Clipboard;
         if(clipboard is null) return;
         string s = string.Join(".", _firstText?.Text, _secondText?.Text, _thirdText?.Text, _fourthText?.Text);
         await clipboard.SetTextAsync(s);
diff --git a/src/Ursa/Ursa.csproj b/src/Ursa/Ursa.csproj
index b09fce8..e99c156 100644
--- a/src/Ursa/Ursa.csproj
+++ b/src/Ursa/Ursa.csproj
@@ -8,7 +8,7 @@
     </PropertyGroup>
 
     <ItemGroup>
-      <PackageReference Include="Avalonia" Version="11.0.0-preview7" />
+      <PackageReference Include="Avalonia" Version="11.0.0-rc1.1" />
     </ItemGroup>
 
     <ItemGroup>