diff --git a/.github/workflows/build.yml b/.github/workflows/build.yml
index b3d67b4b7..2f3e6ab48 100644
--- a/.github/workflows/build.yml
+++ b/.github/workflows/build.yml
@@ -30,6 +30,7 @@ jobs:
         - { name: .NET 8, version: '8.0.x' }
         - { name: .NET 9, version: '9.0.x' }
         - { name: .NET 10, version: '10.0.x' }
+        - { name: .NET 11, version: '11.0.x' }
 
     steps:
     - name: Checkout HTML Renderer
diff --git a/Source/Demo/Common/HtmlRenderer.Demo.Common.csproj b/Source/Demo/Common/HtmlRenderer.Demo.Common.csproj
index 7128e4a70..f3f487f46 100644
--- a/Source/Demo/Common/HtmlRenderer.Demo.Common.csproj
+++ b/Source/Demo/Common/HtmlRenderer.Demo.Common.csproj
@@ -122,7 +122,7 @@
     <EmbeddedResource Include="PerfSamples\2.Lots blocks in inline.htm" />
   </ItemGroup>
   <ItemGroup>
-    <PackageReference Include="System.Drawing.Common" Version="10.0.10" />
+    <PackageReference Include="System.Drawing.Common" Version="10.0.15" />
   </ItemGroup>
   <ItemGroup>
     <ProjectReference Include="..\..\HtmlRenderer\HtmlRenderer.csproj" />
diff --git a/Source/Demo/WinUI/HtmlRenderer.Demo.WinUI.csproj b/Source/Demo/WinUI/HtmlRenderer.Demo.WinUI.csproj
index 9b730edfd..14b61a3c3 100644
--- a/Source/Demo/WinUI/HtmlRenderer.Demo.WinUI.csproj
+++ b/Source/Demo/WinUI/HtmlRenderer.Demo.WinUI.csproj
@@ -39,7 +39,7 @@
     <ProjectReference Include="..\Common\HtmlRenderer.Demo.Common.csproj" />
   </ItemGroup>
   <ItemGroup>
-    <PackageReference Include="Microsoft.WindowsAppSDK" Version="2.4.0" />
+    <PackageReference Include="Microsoft.WindowsAppSDK" Version="2.6.5" />
     <PackageReference Include="Microsoft.Graphics.Win2D" Version="1.4.*" />
   </ItemGroup>
 </Project>
diff --git a/Source/HtmlRenderer.WinUI/HtmlRenderer.WinUI.csproj b/Source/HtmlRenderer.WinUI/HtmlRenderer.WinUI.csproj
index 7e3333c43..ab640e6bc 100644
--- a/Source/HtmlRenderer.WinUI/HtmlRenderer.WinUI.csproj
+++ b/Source/HtmlRenderer.WinUI/HtmlRenderer.WinUI.csproj
@@ -37,7 +37,7 @@ Features and Benefits:
     <ProjectReference Include="..\HtmlRenderer\HtmlRenderer.csproj" />
   </ItemGroup>
   <ItemGroup>
-    <PackageReference Include="Microsoft.WindowsAppSDK" Version="2.4.0" />
+    <PackageReference Include="Microsoft.WindowsAppSDK" Version="2.6.5" />
     <PackageReference Include="Microsoft.Graphics.Win2D" Version="1.4.*" />
   </ItemGroup>
   <ItemGroup>
diff --git a/Source/HtmlRenderer/HtmlRenderer.csproj b/Source/HtmlRenderer/HtmlRenderer.csproj
index 7b282eb7a..52d8b4385 100644
--- a/Source/HtmlRenderer/HtmlRenderer.csproj
+++ b/Source/HtmlRenderer/HtmlRenderer.csproj
@@ -44,7 +44,7 @@ For existing implementations see: HtmlRenderer.WinForms, HtmlRenderer.WPF and Ht
     <InternalsVisibleTo Include="HtmlRenderer.IntegrationTest" />
   </ItemGroup>
   <ItemGroup>
-	<PackageReference Include="System.Resources.Extensions" Version="10.0.10" />
-	<PackageReference Include="HtmlKit" Version="1.2.0" />
+	<PackageReference Include="System.Resources.Extensions" Version="10.0.15" />
+	<PackageReference Include="HtmlKit" Version="1.3.0" />
   </ItemGroup>
 </Project>
\ No newline at end of file
diff --git a/Source/Test/HtmlRenderer.IntegrationTest/HtmlRenderer.IntegrationTest.csproj b/Source/Test/HtmlRenderer.IntegrationTest/HtmlRenderer.IntegrationTest.csproj
index f9ee2bcde..ae65f9814 100644
--- a/Source/Test/HtmlRenderer.IntegrationTest/HtmlRenderer.IntegrationTest.csproj
+++ b/Source/Test/HtmlRenderer.IntegrationTest/HtmlRenderer.IntegrationTest.csproj
@@ -9,7 +9,7 @@
     </PropertyGroup>
 
     <ItemGroup>
-        <PackageReference Include="MSTest" Version="4.3.3" />
+        <PackageReference Include="MSTest" Version="4.5.3" />
     </ItemGroup>
 
     <ItemGroup>
diff --git a/Source/Test/HtmlRenderer.PdfSharp.Test/HtmlRenderer.PdfSharp.Test.csproj b/Source/Test/HtmlRenderer.PdfSharp.Test/HtmlRenderer.PdfSharp.Test.csproj
index 0ff91e24b..cd0b2e2d0 100644
--- a/Source/Test/HtmlRenderer.PdfSharp.Test/HtmlRenderer.PdfSharp.Test.csproj
+++ b/Source/Test/HtmlRenderer.PdfSharp.Test/HtmlRenderer.PdfSharp.Test.csproj
@@ -8,7 +8,7 @@
     </PropertyGroup>
 
     <ItemGroup>
-        <PackageReference Include="MSTest" Version="4.3.3" />
+        <PackageReference Include="MSTest" Version="4.5.3" />
     </ItemGroup>
 
     <ItemGroup>
diff --git a/Source/Test/HtmlRenderer.Test/HtmlRenderer.Test.csproj b/Source/Test/HtmlRenderer.Test/HtmlRenderer.Test.csproj
index 24cb3faac..926192181 100644
--- a/Source/Test/HtmlRenderer.Test/HtmlRenderer.Test.csproj
+++ b/Source/Test/HtmlRenderer.Test/HtmlRenderer.Test.csproj
@@ -8,8 +8,8 @@
     </PropertyGroup>
 
     <ItemGroup>
-        <PackageReference Include="MSTest" Version="4.3.3" />
-        <PackageReference Include="System.Drawing.Common" Version="10.0.10" />
+        <PackageReference Include="MSTest" Version="4.5.3" />
+        <PackageReference Include="System.Drawing.Common" Version="10.0.15" />
     </ItemGroup>
 
     <ItemGroup>
diff --git a/Source/Tools/HtmlRenderer.SpecCompliance/HtmlRenderer.SpecCompliance.csproj b/Source/Tools/HtmlRenderer.SpecCompliance/HtmlRenderer.SpecCompliance.csproj
index e5ecc8488..91fd59d72 100644
--- a/Source/Tools/HtmlRenderer.SpecCompliance/HtmlRenderer.SpecCompliance.csproj
+++ b/Source/Tools/HtmlRenderer.SpecCompliance/HtmlRenderer.SpecCompliance.csproj
@@ -10,7 +10,7 @@
     </PropertyGroup>
 
     <ItemGroup>
-        <PackageReference Include="YamlDotNet" Version="16.3.0" />
+        <PackageReference Include="YamlDotNet" Version="18.1.0" />
     </ItemGroup>
 
 </Project>