diff --git a/.github/workflows/docs.yaml b/.github/workflows/docs.yaml
index bc3425f5..9e718543 100644
--- a/.github/workflows/docs.yaml
+++ b/.github/workflows/docs.yaml
@@ -24,9 +24,9 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: Checkout
-        uses: actions/checkout@v3
+        uses: actions/checkout@v5
       - name: Dotnet Setup
-        uses: actions/setup-dotnet@v3
+        uses: actions/setup-dotnet@v5
         with:
           dotnet-version: 8.x
 
@@ -38,7 +38,7 @@ jobs:
           docfx docs/docfx.json
 
       - name: Upload artifact
-        uses: actions/upload-pages-artifact@v3
+        uses: actions/upload-pages-artifact@v4
         with:
           # Upload entire repository
           path: 'docs/_site'
diff --git a/.github/workflows/spellcheck.yaml b/.github/workflows/spellcheck.yaml
index 21c4278f..54bcd4ce 100644
--- a/.github/workflows/spellcheck.yaml
+++ b/.github/workflows/spellcheck.yaml
@@ -13,10 +13,10 @@ jobs:
       run:
         working-directory: '.'
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v5
         name: 🧾 Checkout
 
-      - uses: streetsidesoftware/cspell-action@v6
+      - uses: streetsidesoftware/cspell-action@v7
         name: 📝 Check Spelling
         with:
           config: './cspell.json'
diff --git a/.github/workflows/version_change.yaml b/.github/workflows/version_change.yaml
index 1337cab9..9a85a054 100644
--- a/.github/workflows/version_change.yaml
+++ b/.github/workflows/version_change.yaml
@@ -15,7 +15,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: '🧾 Checkout'
-        uses: actions/checkout@v4
+        uses: actions/checkout@v5
 
       - name: '📝 Change Version'
         uses: vers-one/dotnet-project-version-updater@v1.7
diff --git a/.github/workflows/visual_tests.yaml b/.github/workflows/visual_tests.yaml
index 6ee0855c..e6330cfb 100644
--- a/.github/workflows/visual_tests.yaml
+++ b/.github/workflows/visual_tests.yaml
@@ -29,7 +29,7 @@ jobs:
         shell: bash
     steps:
       - name: 🧾 Checkout
-        uses: actions/checkout@v4
+        uses: actions/checkout@v5
         with:
           # If using git-lfs (large file storage), this ensures that your files
           # are checked out properly.
@@ -38,7 +38,7 @@ jobs:
           submodules: 'recursive'
 
       - name: 💽 Setup .NET SDK
-        uses: actions/setup-dotnet@v4
+        uses: actions/setup-dotnet@v5
         with:
           # Use the .NET SDK from global.json in the root of the repository.
           global-json-file: global.json
diff --git a/OpenPolytopia/OpenPolytopia.csproj b/OpenPolytopia/OpenPolytopia.csproj
index 6ef314c3..3248946f 100644
--- a/OpenPolytopia/OpenPolytopia.csproj
+++ b/OpenPolytopia/OpenPolytopia.csproj
@@ -32,7 +32,7 @@
   <ItemGroup Condition=" '$(Configuration)' == 'Debug' or '$(Configuration)' == 'ExportDebug' ">
     <!-- Test dependencies go here! -->
     <!-- Dependencies added here will not be included in release builds. -->
-    <PackageReference Include="Chickensoft.GoDotTest" Version="1.7.6" />
+    <PackageReference Include="Chickensoft.GoDotTest" Version="2.0.19" />
     <!-- Used to drive test scenes when testing visual code -->
     <PackageReference Include="Chickensoft.GodotTestDriver" Version="3.1.44" />
     <!-- Bring your own assertion library for tests! -->
diff --git a/global.json b/global.json
index 4132d43d..e55b64fe 100644
--- a/global.json
+++ b/global.json
@@ -1,6 +1,6 @@
 {
   "sdk": {
-    "version": "8.0.415",
+    "version": "9.0.306",
     "rollForward": "major"
   },
   "msbuild-sdks": {