diff --git a/.github/workflows/python-lint.yml b/.github/workflows/python-lint.yml
index bc1b278..b0a5572 100644
--- a/.github/workflows/python-lint.yml
+++ b/.github/workflows/python-lint.yml
@@ -21,7 +21,7 @@ jobs:
       - name: Install dependencies
         run: |
           python -m pip install --upgrade pip
-          pip install pre-commit
+          pip install ruff
 
-      - name: Run pre-commit
-        run: pre-commit run --all-files
+      - name: Run ruff
+        run: ruff check .
diff --git a/pyproject.toml b/pyproject.toml
index 884a4c4..51b6584 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -44,7 +44,6 @@ quote-style = "double"
 [tool.ruff.lint]
 select = ["E", "W"]
 ignore = [
-    "E999",
     "EXE001",
     "UP009",
     "F401",