diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index d0bcad3..198393f 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -15,13 +15,13 @@ jobs:
       - uses: actions/checkout@v7
 
       - name: Set up Python
-        uses: actions/setup-python@v6
+        uses: actions/setup-python@v7
         with:
           python-version: "3.11"
 
       - name: Install package with dev dependencies
         run: |
-          python -m pip install --upgrade pip
+          python -m pip install --upgrade pip "setuptools>=83.0.0"
           python -m pip install -e ".[dev,examples,sklearn]"
 
       - name: Run coverage gate
@@ -48,13 +48,13 @@ jobs:
       - uses: actions/checkout@v7
 
       - name: Set up Python ${{ matrix.python-version }}
-        uses: actions/setup-python@v6
+        uses: actions/setup-python@v7
         with:
           python-version: ${{ matrix.python-version }}
 
       - name: Install dependencies
         run: |
-          python -m pip install --upgrade pip
+          python -m pip install --upgrade pip "setuptools>=83.0.0"
           pip install -e ".[dev,examples]"
 
       - name: Lint with ruff
@@ -110,7 +110,7 @@ jobs:
       - uses: actions/checkout@v7
 
       - name: Set up Python
-        uses: actions/setup-python@v6
+        uses: actions/setup-python@v7
         with:
           python-version: "3.11"
 
@@ -134,7 +134,7 @@ jobs:
       - uses: actions/checkout@v7
 
       - name: Set up Python
-        uses: actions/setup-python@v6
+        uses: actions/setup-python@v7
         with:
           python-version: "3.11"
 
@@ -161,7 +161,7 @@ jobs:
       - uses: actions/checkout@v7
 
       - name: Set up Python
-        uses: actions/setup-python@v6
+        uses: actions/setup-python@v7
         with:
           python-version: "3.11"
 
diff --git a/.github/workflows/publish.yml b/.github/workflows/publish.yml
index 71c6fd5..f054c82 100644
--- a/.github/workflows/publish.yml
+++ b/.github/workflows/publish.yml
@@ -11,7 +11,7 @@ jobs:
       - uses: actions/checkout@v7
 
       - name: Set up Python
-        uses: actions/setup-python@v6
+        uses: actions/setup-python@v7
         with:
           python-version: "3.11"
 
@@ -63,7 +63,7 @@ jobs:
       - uses: actions/checkout@v7
 
       - name: Set up Python
-        uses: actions/setup-python@v6
+        uses: actions/setup-python@v7
         with:
           python-version: "3.11"
 
@@ -90,7 +90,7 @@ jobs:
       - uses: actions/checkout@v7
 
       - name: Set up Python
-        uses: actions/setup-python@v6
+        uses: actions/setup-python@v7
         with:
           python-version: "3.11"
 
diff --git a/pyproject.toml b/pyproject.toml
index b1b71ad..7d0daba 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -1,5 +1,5 @@
 [build-system]
-requires = ["setuptools>=77.0.3", "wheel"]
+requires = ["setuptools>=83.0.0", "wheel"]
 build-backend = "setuptools.build_meta"
 
 [project]
@@ -104,7 +104,7 @@ src = ["src", "tests"]
 select = ["E", "F", "I", "UP"]
 
 [tool.mypy]
-python_version = "3.10"
+python_version = "3.12"
 files = ["src", "tests"]
 mypy_path = "src"
 warn_return_any = true
@@ -114,6 +114,10 @@ no_implicit_optional = true
 check_untyped_defs = true
 explicit_package_bases = true
 
+[[tool.mypy.overrides]]
+module = ["pyarrow"]
+ignore_missing_imports = true
+
 [tool.coverage.run]
 source = ["src/rtdfeatures"]
 branch = true
diff --git a/tests/test_archive_inspection.py b/tests/test_archive_inspection.py
index 96bd523..d66735c 100644
--- a/tests/test_archive_inspection.py
+++ b/tests/test_archive_inspection.py
@@ -14,7 +14,7 @@
 def test_import_smoke() -> None:
     import numpy  # noqa: F401
     import polars  # noqa: F401
-    import pyarrow  # noqa: F401
+    import pyarrow  # type: ignore[import-untyped]  # noqa: F401
 
 
 @pytest.mark.external_data
diff --git a/tests/test_packaging_metadata.py b/tests/test_packaging_metadata.py
index e6ef0f9..9674411 100644
--- a/tests/test_packaging_metadata.py
+++ b/tests/test_packaging_metadata.py
@@ -8,7 +8,7 @@
 def test_pyproject_release_metadata_contract() -> None:
     pyproject_text = (REPO_ROOT / "pyproject.toml").read_text(encoding="utf-8")
 
-    assert 'setuptools>=77.0.3' in pyproject_text
+    assert 'setuptools>=83.0.0' in pyproject_text
     assert 'license-files = ["LICENSE"]' in pyproject_text
     assert (
         'Documentation = "https://github.com/MMerryweather/rtdfeatures/tree/main/docs"'