diff --git a/.github/workflows/pytest.yml b/.github/workflows/pytest.yml
index 2127a27..7d9d2a8 100644
--- a/.github/workflows/pytest.yml
+++ b/.github/workflows/pytest.yml
@@ -9,12 +9,12 @@ jobs:
 
     steps:
       - name: Checkout
-        uses: actions/checkout@v3
+        uses: actions/checkout@v4
 
       - name: Setup Python
-        uses: actions/setup-python@v4
+        uses: actions/setup-python@v5
         with:
-          python-version: "3.10"
+          python-version: "3.12"
           cache: pip
 
       - name: Install project and dependencies
@@ -23,14 +23,20 @@ jobs:
       - name: Run test suite
         run: pytest -v --color=yes
 
-  check: # TODO: replace with pre-commit.ci
+  check:
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v3
-      - uses: actions/setup-python@v4
+      - uses: actions/checkout@v4
+
+      - uses: actions/setup-python@v5
         with:
-          python-version: "3.10"
-          cache: pip
-      - uses: pre-commit/action@v3.0.0
-        env:
-          SKIP: no-commit-to-branch # only for local development
+          python-version: "3.12"
+          # cache: pip # TODO: cache tools
+
+      - name: Install tools
+        run: pip install twine build
+
+      - name: Build and check
+        run: |
+          python -m build
+          twine check dist/*.whl
diff --git a/pyproject.toml b/pyproject.toml
index 3a1d6ab..e494e51 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -56,8 +56,6 @@ addopts = [
 xfail_strict = true
 
 [tool.ruff]
-# TODO: remove `target-version` when switching to PEP 621
-target-version = "py39"
 select = [
     "F", # Pyflakes
     "E", # Pycodestyle errors