diff --git a/Caches/FileDbCache/FileDbCache.csproj b/Caches/FileDbCache/FileDbCache.csproj
index e63efc7c..0b25805e 100644
--- a/Caches/FileDbCache/FileDbCache.csproj
+++ b/Caches/FileDbCache/FileDbCache.csproj
@@ -11,8 +11,8 @@
 
     <ItemGroup>
         <PackageReference Include="FileDb.Standard" Version="7.4.4" />
-        <PackageReference Include="Microsoft.Extensions.Caching.Abstractions" Version="10.0.2" />
-        <PackageReference Include="Microsoft.Extensions.Logging.Abstractions" Version="10.0.2" />
-        <PackageReference Include="Microsoft.Extensions.Options" Version="10.0.2" />
+        <PackageReference Include="Microsoft.Extensions.Caching.Abstractions" Version="10.0.3" />
+        <PackageReference Include="Microsoft.Extensions.Logging.Abstractions" Version="10.0.3" />
+        <PackageReference Include="Microsoft.Extensions.Options" Version="10.0.3" />
     </ItemGroup>
 </Project>
diff --git a/Caches/SQLiteCache/SQLiteCache.csproj b/Caches/SQLiteCache/SQLiteCache.csproj
index b53fd1a1..0074067b 100644
--- a/Caches/SQLiteCache/SQLiteCache.csproj
+++ b/Caches/SQLiteCache/SQLiteCache.csproj
@@ -10,9 +10,9 @@
     </PropertyGroup>
 
     <ItemGroup>
-        <PackageReference Include="Microsoft.Extensions.Caching.Abstractions" Version="10.0.2" />
-        <PackageReference Include="Microsoft.Extensions.Logging.Abstractions" Version="10.0.2" />
-        <PackageReference Include="Microsoft.Extensions.Options" Version="10.0.2" />
+        <PackageReference Include="Microsoft.Extensions.Caching.Abstractions" Version="10.0.3" />
+        <PackageReference Include="Microsoft.Extensions.Logging.Abstractions" Version="10.0.3" />
+        <PackageReference Include="Microsoft.Extensions.Options" Version="10.0.3" />
         <PackageReference Include="System.Data.SQLite.Core" Version="1.0.119" />
     </ItemGroup>
 </Project>
diff --git a/MBTiles/Avalonia/MBTiles.Avalonia.csproj b/MBTiles/Avalonia/MBTiles.Avalonia.csproj
index fc9886cf..7b9e3044 100644
--- a/MBTiles/Avalonia/MBTiles.Avalonia.csproj
+++ b/MBTiles/Avalonia/MBTiles.Avalonia.csproj
@@ -19,7 +19,7 @@
     </ItemGroup>
 
     <ItemGroup>
-        <PackageReference Include="Avalonia" Version="11.3.11" />
+        <PackageReference Include="Avalonia" Version="11.3.12" />
         <PackageReference Include="System.Data.SQLite.Core" Version="1.0.119" />
     </ItemGroup>
 </Project>
diff --git a/MBTiles/WinUI/MBTiles.WinUI.csproj b/MBTiles/WinUI/MBTiles.WinUI.csproj
index 39b60c92..3357dd8b 100644
--- a/MBTiles/WinUI/MBTiles.WinUI.csproj
+++ b/MBTiles/WinUI/MBTiles.WinUI.csproj
@@ -20,7 +20,7 @@
     </ItemGroup>
 
     <ItemGroup>
-        <PackageReference Include="Microsoft.WindowsAppSDK" Version="1.8.260101001" />
+        <PackageReference Include="Microsoft.WindowsAppSDK" Version="1.8.260209005" />
         <PackageReference Include="System.Data.SQLite.Core" Version="1.0.119" />
     </ItemGroup>
 </Project>
diff --git a/MapControl/Avalonia/MapControl.Avalonia.csproj b/MapControl/Avalonia/MapControl.Avalonia.csproj
index d5fcf663..a264d51b 100644
--- a/MapControl/Avalonia/MapControl.Avalonia.csproj
+++ b/MapControl/Avalonia/MapControl.Avalonia.csproj
@@ -16,8 +16,8 @@
     </ItemGroup>
 
     <ItemGroup>
-        <PackageReference Include="Avalonia" Version="11.3.11" />
-        <PackageReference Include="Microsoft.Extensions.Caching.Abstractions" Version="10.0.2" />
-        <PackageReference Include="Microsoft.Extensions.Caching.Memory" Version="10.0.2" />
+        <PackageReference Include="Avalonia" Version="11.3.12" />
+        <PackageReference Include="Microsoft.Extensions.Caching.Abstractions" Version="10.0.3" />
+        <PackageReference Include="Microsoft.Extensions.Caching.Memory" Version="10.0.3" />
     </ItemGroup>
 </Project>
diff --git a/MapControl/UWP/MapControl.UWP.csproj b/MapControl/UWP/MapControl.UWP.csproj
index 44ec813d..759d7873 100644
--- a/MapControl/UWP/MapControl.UWP.csproj
+++ b/MapControl/UWP/MapControl.UWP.csproj
@@ -25,7 +25,7 @@
     </ItemGroup>
 
     <ItemGroup>
-        <PackageReference Include="Microsoft.Extensions.Caching.Abstractions" Version="10.0.2" />
-        <PackageReference Include="Microsoft.Extensions.Caching.Memory" Version="10.0.2" />
+        <PackageReference Include="Microsoft.Extensions.Caching.Abstractions" Version="10.0.3" />
+        <PackageReference Include="Microsoft.Extensions.Caching.Memory" Version="10.0.3" />
     </ItemGroup>
 </Project>
diff --git a/MapControl/WPF/MapControl.WPF.csproj b/MapControl/WPF/MapControl.WPF.csproj
index f4398846..874b557f 100644
--- a/MapControl/WPF/MapControl.WPF.csproj
+++ b/MapControl/WPF/MapControl.WPF.csproj
@@ -26,7 +26,7 @@
     </ItemGroup>
 
     <ItemGroup>
-        <PackageReference Include="Microsoft.Extensions.Caching.Abstractions" Version="10.0.2" />
-        <PackageReference Include="Microsoft.Extensions.Caching.Memory" Version="10.0.2" />
+        <PackageReference Include="Microsoft.Extensions.Caching.Abstractions" Version="10.0.3" />
+        <PackageReference Include="Microsoft.Extensions.Caching.Memory" Version="10.0.3" />
     </ItemGroup>
 </Project>
diff --git a/MapControl/WinUI/MapControl.WinUI.csproj b/MapControl/WinUI/MapControl.WinUI.csproj
index 855691bc..e0bd45c5 100644
--- a/MapControl/WinUI/MapControl.WinUI.csproj
+++ b/MapControl/WinUI/MapControl.WinUI.csproj
@@ -17,8 +17,8 @@
     </ItemGroup>
 
     <ItemGroup>
-        <PackageReference Include="Microsoft.WindowsAppSDK" Version="1.8.260101001" />
-        <PackageReference Include="Microsoft.Extensions.Caching.Abstractions" Version="10.0.2" />
-        <PackageReference Include="Microsoft.Extensions.Caching.Memory" Version="10.0.2" />
+        <PackageReference Include="Microsoft.WindowsAppSDK" Version="1.8.260209005" />
+        <PackageReference Include="Microsoft.Extensions.Caching.Abstractions" Version="10.0.3" />
+        <PackageReference Include="Microsoft.Extensions.Caching.Memory" Version="10.0.3" />
     </ItemGroup>
 </Project>
diff --git a/MapProjections/Avalonia/MapProjections.Avalonia.csproj b/MapProjections/Avalonia/MapProjections.Avalonia.csproj
index fd1a0095..f3db4717 100644
--- a/MapProjections/Avalonia/MapProjections.Avalonia.csproj
+++ b/MapProjections/Avalonia/MapProjections.Avalonia.csproj
@@ -19,7 +19,7 @@
     </ItemGroup>
 
     <ItemGroup>
-        <PackageReference Include="Avalonia" Version="11.3.11" />
+        <PackageReference Include="Avalonia" Version="11.3.12" />
         <PackageReference Include="ProjNET" Version="2.1.0" />
     </ItemGroup>
 </Project>
diff --git a/MapProjections/WinUI/MapProjections.WinUI.csproj b/MapProjections/WinUI/MapProjections.WinUI.csproj
index d833a4ea..90d699e6 100644
--- a/MapProjections/WinUI/MapProjections.WinUI.csproj
+++ b/MapProjections/WinUI/MapProjections.WinUI.csproj
@@ -20,7 +20,7 @@
     </ItemGroup>
 
     <ItemGroup>
-        <PackageReference Include="Microsoft.WindowsAppSDK" Version="1.8.260101001" />
+        <PackageReference Include="Microsoft.WindowsAppSDK" Version="1.8.260209005" />
         <PackageReference Include="ProjNET" Version="2.1.0" />
     </ItemGroup>
 </Project>
diff --git a/MapUiTools/Avalonia/MapUiTools.Avalonia.csproj b/MapUiTools/Avalonia/MapUiTools.Avalonia.csproj
index d1f4e2a9..16f46e81 100644
--- a/MapUiTools/Avalonia/MapUiTools.Avalonia.csproj
+++ b/MapUiTools/Avalonia/MapUiTools.Avalonia.csproj
@@ -25,7 +25,7 @@
     </ItemGroup>
 
     <ItemGroup>
-        <PackageReference Include="Avalonia" Version="11.3.11" />
+        <PackageReference Include="Avalonia" Version="11.3.12" />
         <PackageReference Include="Markdown.Avalonia.Tight" Version="11.0.2" />
     </ItemGroup>
 </Project>
diff --git a/MapUiTools/WinUI/MapUiTools.WinUI.csproj b/MapUiTools/WinUI/MapUiTools.WinUI.csproj
index 2414db9b..0a6db3cc 100644
--- a/MapUiTools/WinUI/MapUiTools.WinUI.csproj
+++ b/MapUiTools/WinUI/MapUiTools.WinUI.csproj
@@ -17,6 +17,6 @@
     </ItemGroup>
 
     <ItemGroup>
-        <PackageReference Include="Microsoft.WindowsAppSDK" Version="1.8.260101001" />
+        <PackageReference Include="Microsoft.WindowsAppSDK" Version="1.8.260209005" />
     </ItemGroup>
 </Project>
diff --git a/SampleApps/AvaloniaApp/AvaloniaApp.csproj b/SampleApps/AvaloniaApp/AvaloniaApp.csproj
index 2d9823a6..f9ce3433 100644
--- a/SampleApps/AvaloniaApp/AvaloniaApp.csproj
+++ b/SampleApps/AvaloniaApp/AvaloniaApp.csproj
@@ -28,11 +28,11 @@
     </ItemGroup>
 
     <ItemGroup>
-        <PackageReference Include="Avalonia" Version="11.3.11" />
-        <PackageReference Include="Avalonia.Desktop" Version="11.3.11" />
-        <PackageReference Include="Avalonia.Themes.Fluent" Version="11.3.11" />
-        <PackageReference Include="Avalonia.Fonts.Inter" Version="11.3.11" />
-        <PackageReference Condition="'$(Configuration)' == 'Debug'" Include="Avalonia.Diagnostics" Version="11.3.11" />
-        <PackageReference Include="Microsoft.Extensions.Logging.Debug" Version="10.0.2" />
+        <PackageReference Include="Avalonia" Version="11.3.12" />
+        <PackageReference Include="Avalonia.Desktop" Version="11.3.12" />
+        <PackageReference Include="Avalonia.Themes.Fluent" Version="11.3.12" />
+        <PackageReference Include="Avalonia.Fonts.Inter" Version="11.3.12" />
+        <PackageReference Condition="'$(Configuration)' == 'Debug'" Include="Avalonia.Diagnostics" Version="11.3.12" />
+        <PackageReference Include="Microsoft.Extensions.Logging.Debug" Version="10.0.3" />
     </ItemGroup>
 </Project>
diff --git a/SampleApps/UniversalApp/UniversalApp.csproj b/SampleApps/UniversalApp/UniversalApp.csproj
index c877a383..dbc3a46c 100644
--- a/SampleApps/UniversalApp/UniversalApp.csproj
+++ b/SampleApps/UniversalApp/UniversalApp.csproj
@@ -29,6 +29,6 @@
     </ItemGroup>
 
     <ItemGroup>
-        <PackageReference Include="Microsoft.Extensions.Logging.Debug" Version="10.0.2" />
+        <PackageReference Include="Microsoft.Extensions.Logging.Debug" Version="10.0.3" />
     </ItemGroup>
 </Project>
\ No newline at end of file
diff --git a/SampleApps/WinUiApp/WinUiApp.csproj b/SampleApps/WinUiApp/WinUiApp.csproj
index cf455c0b..f11906ab 100644
--- a/SampleApps/WinUiApp/WinUiApp.csproj
+++ b/SampleApps/WinUiApp/WinUiApp.csproj
@@ -28,8 +28,8 @@
     </ItemGroup>
 
     <ItemGroup>
-        <PackageReference Include="Microsoft.Extensions.Logging.Debug" Version="10.0.2" />
-        <PackageReference Include="Microsoft.WindowsAppSDK" Version="1.8.260101001" />
+        <PackageReference Include="Microsoft.Extensions.Logging.Debug" Version="10.0.3" />
+        <PackageReference Include="Microsoft.WindowsAppSDK" Version="1.8.260209005" />
         <Manifest Include="$(ApplicationManifest)" />
     </ItemGroup>
 </Project>
diff --git a/SampleApps/WpfApplication/WpfApplication.csproj b/SampleApps/WpfApplication/WpfApplication.csproj
index 0765ed41..0e62dd14 100644
--- a/SampleApps/WpfApplication/WpfApplication.csproj
+++ b/SampleApps/WpfApplication/WpfApplication.csproj
@@ -2,6 +2,7 @@
     <PropertyGroup>
         <OutputType>WinExe</OutputType>
         <TargetFrameworks>net10.0-windows;net48</TargetFrameworks>
+        <LangVersion Condition="'$(TargetFramework)'=='net48'">14.0</LangVersion>
         <UseWPF>true</UseWPF>
         <DefineConstants>WPF</DefineConstants>
         <RootNamespace>SampleApplication</RootNamespace>
@@ -30,6 +31,6 @@
     </ItemGroup>
 
     <ItemGroup>
-        <PackageReference Include="Microsoft.Extensions.Logging.Debug" Version="10.0.2" />
+        <PackageReference Include="Microsoft.Extensions.Logging.Debug" Version="10.0.3" />
     </ItemGroup>
 </Project>