diff --git a/build/NetVips.Build.csproj b/build/NetVips.Build.csproj
index d77e1cdc..ee399e5e 100644
--- a/build/NetVips.Build.csproj
+++ b/build/NetVips.Build.csproj
@@ -13,7 +13,7 @@
   </PropertyGroup>
 
   <ItemGroup>
-    <PackageReference Include="NuGet.CommandLine" Version="6.8.0">
+    <PackageReference Include="NuGet.CommandLine" Version="6.9.1">
       <PrivateAssets>all</PrivateAssets>
       <IncludeAssets>runtime; build; native; contentfiles; analyzers; buildtransitive</IncludeAssets>
     </PackageReference>
diff --git a/docs/NetVips.Docs.csproj b/docs/NetVips.Docs.csproj
index 0bd593b3..d2449f47 100644
--- a/docs/NetVips.Docs.csproj
+++ b/docs/NetVips.Docs.csproj
@@ -9,7 +9,7 @@
   </PropertyGroup>
 
   <ItemGroup>
-    <PackageReference Include="Docfx.App" Version="2.75.1" />
+    <PackageReference Include="Docfx.App" Version="2.75.2" />
   </ItemGroup>
 
 </Project>
diff --git a/src/NetVips.Extensions/NetVips.Extensions.csproj b/src/NetVips.Extensions/NetVips.Extensions.csproj
index 2ad1a287..cabf51cd 100644
--- a/src/NetVips.Extensions/NetVips.Extensions.csproj
+++ b/src/NetVips.Extensions/NetVips.Extensions.csproj
@@ -21,7 +21,7 @@
   </ItemGroup>
 
   <ItemGroup Condition="$([MSBuild]::IsTargetFrameworkCompatible('$(TargetFramework)','net6.0'))">
-    <PackageReference Include="System.Drawing.Common" Version="8.0.1" />
+    <PackageReference Include="System.Drawing.Common" Version="8.0.2" />
   </ItemGroup>
 
   <ItemGroup Condition="'$(TargetFramework)' == 'netstandard2.0'">
diff --git a/tests/NetVips.Tests/NetVips.Tests.csproj b/tests/NetVips.Tests/NetVips.Tests.csproj
index 0c95c3c0..37bfab15 100644
--- a/tests/NetVips.Tests/NetVips.Tests.csproj
+++ b/tests/NetVips.Tests/NetVips.Tests.csproj
@@ -22,8 +22,8 @@
 
   <ItemGroup>
     <PackageReference Include="Microsoft.CSharp" Version="4.7.0" Condition="'$(MSBuildRuntimeType)' == 'Mono'" />
-    <PackageReference Include="Microsoft.NET.Test.Sdk" Version="17.8.0" />
-    <PackageReference Include="xunit" Version="2.6.6" />
+    <PackageReference Include="Microsoft.NET.Test.Sdk" Version="17.9.0" />
+    <PackageReference Include="xunit" Version="2.7.0" />
     <PackageReference Include="Xunit.SkippableFact" Version="1.4.13" />
   </ItemGroup>
 
@@ -34,7 +34,7 @@
 
   <ItemGroup Condition="'$(MSBuildRuntimeType)' != 'Mono'">
     <PackageReference Include="NetVips.Native" Version="8.15.1" Condition="'$(TestWithNuGetBinaries)' == 'true'" />
-    <PackageReference Include="xunit.runner.visualstudio" Version="2.5.6">
+    <PackageReference Include="xunit.runner.visualstudio" Version="2.5.7">
       <PrivateAssets>all</PrivateAssets>
       <IncludeAssets>runtime; build; native; contentfiles; analyzers; buildtransitive</IncludeAssets>
     </PackageReference>
@@ -45,7 +45,7 @@
     <ProjectReference Include="..\..\src\NetVips.Extensions\NetVips.Extensions.csproj" />
   </ItemGroup>
 
-  <!-- System.Drawing.Common 8.0.0 is only supported on Windows -->
+  <!-- System.Drawing.Common 6+ is Windows-only -->
   <ItemGroup Condition="!$([MSBuild]::IsOSPlatform('Windows'))">
     <Compile Remove="ExtensionsTests.cs" />
   </ItemGroup>