diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 72a909f..ed361eb 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -16,10 +16,10 @@ jobs:
 
     steps:
       - name: Check out repository
-        uses: actions/checkout@v4
+        uses: actions/checkout@v6
 
       - name: Set up Python
-        uses: actions/setup-python@v5
+        uses: actions/setup-python@v6
         with:
           python-version: ${{ matrix.python-version }}
           cache: pip
@@ -31,8 +31,8 @@ jobs:
 
       - name: Lint
         run: |
-          python -m ruff check ghost tests
-          python -m ruff format --check ghost tests
+          python -m ruff check ghost tests conftest.py
+          python -m ruff format --check ghost tests conftest.py
 
       - name: Test
         run: python -m pytest -q
diff --git a/conftest.py b/conftest.py
index 52520e8..306f2d4 100644
--- a/conftest.py
+++ b/conftest.py
@@ -1,3 +1,4 @@
 import sys
 import os
+
 sys.path.insert(0, os.path.dirname(__file__))