diff --git a/.ci/requirements-mypy.txt b/.ci/requirements-mypy.txt
index 5b0e2eaf8d7..375b8fc5d40 100644
--- a/.ci/requirements-mypy.txt
+++ b/.ci/requirements-mypy.txt
@@ -9,7 +9,6 @@ packaging
 pyarrow-stubs
 pybind11
 pytest
-sphinx
 types-atheris
 types-defusedxml
 types-olefile
diff --git a/.github/workflows/lint.yml b/.github/workflows/lint.yml
index 4f67be6f705..e2f8bf47ac4 100644
--- a/.github/workflows/lint.yml
+++ b/.github/workflows/lint.yml
@@ -23,7 +23,7 @@ jobs:
           persist-credentials: false
       - uses: actions/setup-python@v6
         with:
-          python-version: "3.10"
+          python-version: "3.x"
       - name: Install uv
         uses: astral-sh/setup-uv@v7
       - name: Lint
diff --git a/.pre-commit-config.yaml b/.pre-commit-config.yaml
index 10343f91ae3..8477729e636 100644
--- a/.pre-commit-config.yaml
+++ b/.pre-commit-config.yaml
@@ -76,7 +76,7 @@ repos:
     rev: v0.24.1
     hooks:
       - id: validate-pyproject
-        additional_dependencies: [tomli, trove-classifiers>=2024.10.12]
+        additional_dependencies: [trove-classifiers>=2024.10.12]
 
   - repo: https://github.com/tox-dev/tox-ini-fmt
     rev: 1.7.0
diff --git a/docs/dater.py b/docs/dater.py
index c0302b55c35..87dacbd5a12 100644
--- a/docs/dater.py
+++ b/docs/dater.py
@@ -11,7 +11,7 @@
 
 TYPE_CHECKING = False
 if TYPE_CHECKING:
-    from sphinx.application import Sphinx
+    from typing import Any
 
 DOC_NAME_REGEX = re.compile(r"releasenotes/\d+\.\d+\.\d+")
 VERSION_TITLE_REGEX = re.compile(r"^(\d+\.\d+\.\d+)\n-+\n")
@@ -28,7 +28,7 @@ def get_date_for(git_version: str) -> str | None:
     return out.split()[0]
 
 
-def add_date(app: Sphinx, doc_name: str, source: list[str]) -> None:
+def add_date(app: Any, doc_name: str, source: list[str]) -> None:
     if DOC_NAME_REGEX.match(doc_name) and (m := VERSION_TITLE_REGEX.match(source[0])):
         old_title = m.group(1)
 
@@ -43,6 +43,6 @@ def add_date(app: Sphinx, doc_name: str, source: list[str]) -> None:
         source[0] = result
 
 
-def setup(app: Sphinx) -> dict[str, bool]:
+def setup(app: Any) -> dict[str, bool]:
     app.connect("source-read", add_date)
     return {"parallel_read_safe": True}