diff --git a/build/ImageSharp.props b/build/ImageSharp.props
index 178c274ac9..66e6580070 100644
--- a/build/ImageSharp.props
+++ b/build/ImageSharp.props
@@ -1,5 +1,5 @@
 <Project DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
   <ItemGroup>
-    <PackageReference Include="SixLabors.ImageSharp" Version="2.1.1" />
+    <PackageReference Include="SixLabors.ImageSharp" Version="2.1.3" />
   </ItemGroup>
 </Project>
diff --git a/build/Moq.props b/build/Moq.props
index 9e2fd1db5d..357f0c9a5f 100644
--- a/build/Moq.props
+++ b/build/Moq.props
@@ -1,5 +1,5 @@
 <Project DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
   <ItemGroup>
-    <PackageReference Include="Moq" Version="4.14.1" />
+    <PackageReference Include="Moq" Version="4.18.4" />
   </ItemGroup>
 </Project>
diff --git a/build/XUnit.props b/build/XUnit.props
index 17ead91aa3..3c89c8b52b 100644
--- a/build/XUnit.props
+++ b/build/XUnit.props
@@ -1,13 +1,12 @@
 <Project DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
   <ItemGroup>
-    <PackageReference Include="xunit" Version="2.4.1" />
-    <PackageReference Include="xunit.abstractions" Version="2.0.3" />
-    <PackageReference Include="xunit.assert" Version="2.4.1" />
-    <PackageReference Include="xunit.core" Version="2.4.1" />
-    <PackageReference Include="xunit.extensibility.core" Version="2.4.1" />
-    <PackageReference Include="xunit.extensibility.execution" Version="2.4.1" />
-    <PackageReference Include="xunit.runner.console" Version="2.4.1" />
-    <PackageReference Include="xunit.runner.visualstudio" Version="2.4.3" />
+    <PackageReference Include="xunit" Version="2.4.2" />
+    <PackageReference Include="xunit.assert" Version="2.4.2" />
+    <PackageReference Include="xunit.core" Version="2.4.2" />
+    <PackageReference Include="xunit.extensibility.core" Version="2.4.2" />
+    <PackageReference Include="xunit.extensibility.execution" Version="2.4.2" />
+    <PackageReference Include="xunit.runner.console" Version="2.4.2" />
+    <PackageReference Include="xunit.runner.visualstudio" Version="2.4.5" />
     <PackageReference Include="Xunit.SkippableFact" Version="1.4.13" />
     <PackageReference Include="Microsoft.NET.Test.Sdk" Version="15.7.0" />
   </ItemGroup>
diff --git a/tests/Avalonia.Base.UnitTests/Rendering/SceneGraph/DrawOperationTests.cs b/tests/Avalonia.Base.UnitTests/Rendering/SceneGraph/DrawOperationTests.cs
index 07d2d672ae..c1468a28e4 100644
--- a/tests/Avalonia.Base.UnitTests/Rendering/SceneGraph/DrawOperationTests.cs
+++ b/tests/Avalonia.Base.UnitTests/Rendering/SceneGraph/DrawOperationTests.cs
@@ -29,7 +29,7 @@ namespace Avalonia.Base.UnitTests.Rendering.SceneGraph
             double height,
             double scaleX,
             double scaleY,
-            double? penThickness,
+            double penThickness,
             double expectedX,
             double expectedY,
             double expectedWidth,
@@ -38,7 +38,7 @@ namespace Avalonia.Base.UnitTests.Rendering.SceneGraph
             var target = new TestRectangleDrawOperation(
                 new Rect(x, y, width, height),
                 Matrix.CreateScale(scaleX, scaleY),
-                penThickness.HasValue ? new Pen(Brushes.Black, penThickness.Value) : null);
+                new Pen(Brushes.Black, penThickness));
             Assert.Equal(new Rect(expectedX, expectedY, expectedWidth, expectedHeight), target.Bounds);
         }
 
diff --git a/tests/Avalonia.Benchmarks/Avalonia.Benchmarks.csproj b/tests/Avalonia.Benchmarks/Avalonia.Benchmarks.csproj
index 0ddee2ad7a..9ea0482abc 100644
--- a/tests/Avalonia.Benchmarks/Avalonia.Benchmarks.csproj
+++ b/tests/Avalonia.Benchmarks/Avalonia.Benchmarks.csproj
@@ -14,7 +14,7 @@
     <ProjectReference Include="..\Avalonia.UnitTests\Avalonia.UnitTests.csproj" />
   </ItemGroup>
   <ItemGroup>
-    <PackageReference Include="BenchmarkDotNet" Version="0.13.1" />
+    <PackageReference Include="BenchmarkDotNet" Version="0.13.4" />
   </ItemGroup>
   <ItemGroup>
     <Folder Include="Properties\" />
diff --git a/tests/Avalonia.IntegrationTests.Appium/Avalonia.IntegrationTests.Appium.csproj b/tests/Avalonia.IntegrationTests.Appium/Avalonia.IntegrationTests.Appium.csproj
index 3ff91139f1..5de2b85569 100644
--- a/tests/Avalonia.IntegrationTests.Appium/Avalonia.IntegrationTests.Appium.csproj
+++ b/tests/Avalonia.IntegrationTests.Appium/Avalonia.IntegrationTests.Appium.csproj
@@ -10,7 +10,7 @@
   </ItemGroup>
   
   <ItemGroup>
-    <PackageReference Include="Appium.WebDriver" Version="4.3.1" />
+    <PackageReference Include="Appium.WebDriver" Version="4.4.0" />
     <PackageReference Include="Xunit.Extensions.Ordering" Version="1.4.5" />
   </ItemGroup>
 
diff --git a/tests/Avalonia.LeakTests/Avalonia.LeakTests.csproj b/tests/Avalonia.LeakTests/Avalonia.LeakTests.csproj
index 15815c81b6..c3d9aa0622 100644
--- a/tests/Avalonia.LeakTests/Avalonia.LeakTests.csproj
+++ b/tests/Avalonia.LeakTests/Avalonia.LeakTests.csproj
@@ -1,6 +1,6 @@
 <Project Sdk="Microsoft.NET.Sdk">
   <PropertyGroup>
-    <TargetFrameworks>net461</TargetFrameworks>
+    <TargetFrameworks>net462</TargetFrameworks>
   </PropertyGroup>
   <Import Project="..\..\build\JetBrains.dotMemoryUnit.props" />
   <Import Project="..\..\build\Moq.props" />