diff --git a/.github/workflows/test-pr.yaml b/.github/workflows/test-pr.yaml
index f2c2874..040601b 100644
--- a/.github/workflows/test-pr.yaml
+++ b/.github/workflows/test-pr.yaml
@@ -90,12 +90,12 @@ jobs:
     name: Test nuke
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v4
         with:
           fetch-depth: 0
-      - uses: actions/setup-dotnet@v3
+      - uses: actions/setup-dotnet@v4
         with:
-          dotnet-version: "8.x.x"
+          dotnet-version: "9.x.x"
       - name: "Cache: .nuke/temp, ~/.nuget/packages"
         uses: actions/cache@v3
         with:
@@ -104,6 +104,13 @@ jobs:
             ~/.nuget/packages
           key: ${{ runner.os }}-${{ hashFiles('**/global.json', '**/*.csproj', '**/Directory.Packages.props') }}
       - run: git switch -c test-branch
-      - run: dotnet restore
+      - run: |
+          dotnet nuget add source \
+            https://nuget.pkg.github.com/BusHero/index.json \
+            --name github \
+            --username BusHero \
+            --password ${{ secrets.GITHUB_TOKEN }} \
+            --store-password-in-clear-text
+          dotnet restore
       - run: dotnet build --no-restore
       - run: dotnet test --no-build --no-restore
diff --git a/build.test/build.test.csproj b/build.test/build.test.csproj
index b61efab..55620da 100644
--- a/build.test/build.test.csproj
+++ b/build.test/build.test.csproj
@@ -1,7 +1,7 @@
 <Project Sdk="Microsoft.NET.Sdk">
 
   <PropertyGroup>
-    <TargetFramework>net8.0</TargetFramework>
+    <TargetFramework>net9.0</TargetFramework>
     <ImplicitUsings>enable</ImplicitUsings>
     <Nullable>enable</Nullable>
 
@@ -14,6 +14,7 @@
     <PackageReference Include="Autofixture.xunit2" Version="4.18.0" />
     <PackageReference Include="CLIWrap" Version="3.6.4" />
     <PackageReference Include="FluentAssertions" Version="6.12.0" />
+    <PackageReference Include="GitSnapshotter" Version="0.0.4" />
     <PackageReference Include="Microsoft.NET.Test.Sdk" Version="17.6.0" />
     <PackageReference Include="TestableIO.System.IO.Abstractions.TestingHelpers" Version="21.1.7" />
     <PackageReference Include="TestableIO.System.IO.Abstractions.Wrappers" Version="21.1.7" />
diff --git a/build/_build.csproj b/build/_build.csproj
index b9522d2..7c29141 100644
--- a/build/_build.csproj
+++ b/build/_build.csproj
@@ -2,7 +2,7 @@
 
   <PropertyGroup>
     <OutputType>Exe</OutputType>
-    <TargetFramework>net8.0</TargetFramework>
+    <TargetFramework>net9.0</TargetFramework>
     <RootNamespace></RootNamespace>
     <NoWarn>CS0649;CS0169</NoWarn>
     <ImplicitUsings>enable</ImplicitUsings>
diff --git a/global.json b/global.json
new file mode 100644
index 0000000..9cbe59b
--- /dev/null
+++ b/global.json
@@ -0,0 +1,6 @@
+{
+  "sdk": {
+    "version": "9.0.102",
+    "rollForward": "latestFeature"
+  }
+}