diff --git a/build/Build.cs b/build/Build.cs
index a7d96f2e9..439fa5275 100644
--- a/build/Build.cs
+++ b/build/Build.cs
@@ -210,11 +210,7 @@ class Build : NukeBuild
 
                 DotNetPack(_ => _
                     .SetProject(OctopusClientFolder)
-                    .SetProcessArgumentConfigurator(args =>
-                    {
-                        args.Add($"/p:NuspecFile=Octopus.Client.nuspec");
-                        return args;
-                    })
+                    .SetProcessAdditionalArguments("/p:NuspecFile=Octopus.Client.nuspec")
                     .SetVersion(FullSemVer)
                     .SetConfiguration(Configuration)
                     .SetOutputDirectory(ArtifactsDir)
@@ -365,9 +361,8 @@ void SignWithSignTool(AbsolutePath[] files, string url)
     {
         Log.Information("Signing files using signtool.");
 
-        SignToolLogger = LogStdErrAsWarning;
-
         SignTool(_ => _
+            .SetProcessLogger(LogStdErrAsWarning)
             .SetFile(SigningCertificatePath)
             .SetPassword(SigningCertificatePassword)
             .SetFiles(files.Select(x => x.ToString()).ToArray())
diff --git a/build/_build.csproj b/build/_build.csproj
index 94be472cc..863e46150 100644
--- a/build/_build.csproj
+++ b/build/_build.csproj
@@ -17,7 +17,7 @@
       <PrivateAssets>all</PrivateAssets>
       <IncludeAssets>runtime; build; native; contentfiles; analyzers; buildtransitive</IncludeAssets>
     </PackageReference>
-    <PackageReference Include="Nuke.Common" Version="8.1.4" />
+    <PackageReference Include="Nuke.Common" Version="9.0.4" />
   </ItemGroup>
   
   <ItemGroup>