diff --git a/.pre-commit-config.yaml b/.pre-commit-config.yaml
index abab9e3..dcbd03e 100644
--- a/.pre-commit-config.yaml
+++ b/.pre-commit-config.yaml
@@ -39,21 +39,21 @@ repos:
       - id: rst-inline-touching-normal
 
   - repo: https://github.com/rbubley/mirrors-prettier
-    rev: "v3.9.4"
+    rev: "v3.9.9"
     hooks:
       - id: prettier
         types_or: [yaml, markdown, html, css, scss, javascript, json]
         args: [--prose-wrap=always]
 
   - repo: https://github.com/astral-sh/ruff-pre-commit
-    rev: "v0.15.20"
+    rev: "v0.16.10"
     hooks:
       - id: ruff
         args: ["--fix", "--show-fixes"]
       - id: ruff-format
 
   - repo: https://github.com/pre-commit/mirrors-mypy
-    rev: "v2.1.0"
+    rev: "v2.4.0"
     hooks:
       - id: mypy
         files: src|tests
@@ -62,7 +62,7 @@ repos:
           - pytest
 
   - repo: https://github.com/codespell-project/codespell
-    rev: "v2.4.2"
+    rev: "v2.4.3"
     hooks:
       - id: codespell
         args: ["--toml", "pyproject.toml"]
@@ -77,13 +77,13 @@ repos:
         exclude: .pre-commit-config.yaml
 
   - repo: https://github.com/abravalheri/validate-pyproject
-    rev: "v0.25"
+    rev: "0.26"
     hooks:
       - id: validate-pyproject
         additional_dependencies: ["validate-pyproject-schema-store[all]"]
 
   - repo: https://github.com/python-jsonschema/check-jsonschema
-    rev: "0.37.4"
+    rev: "0.38.2"
     hooks:
       - id: check-dependabot
       - id: check-github-workflows
diff --git a/docs/_static/make_logo.py b/docs/_static/make_logo.py
index 376174e..633f0dc 100644
--- a/docs/_static/make_logo.py
+++ b/docs/_static/make_logo.py
@@ -1,3 +1,4 @@
+# Copyright (c) 2024 galax maintainers. All rights reserved.
 # /// script
 # requires-python = ">=3.11"
 # dependencies = ["resvg-py"]
diff --git a/noxfile.py b/noxfile.py
index 82a494a..61bab07 100644
--- a/noxfile.py
+++ b/noxfile.py
@@ -1,4 +1,7 @@
-"""Nox setup."""
+"""Copyright (c) 2024 galax maintainers. All rights reserved.
+
+Nox setup.
+"""
 
 import os
 import shutil
diff --git a/src/plotting_backends/_version.pyi b/src/plotting_backends/_version.pyi
index 5bb2b22..97b68b8 100644
--- a/src/plotting_backends/_version.pyi
+++ b/src/plotting_backends/_version.pyi
@@ -1,2 +1,3 @@
+# Copyright (c) 2024 galax maintainers. All rights reserved.
 version: str
 version_tuple: tuple[int, int, int] | tuple[int, int, int, str, str]
diff --git a/tests/__init__.py b/tests/__init__.py
index d420712..3cd38d9 100644
--- a/tests/__init__.py
+++ b/tests/__init__.py
@@ -1 +1,4 @@
-"""Tests."""
+"""Copyright (c) 2024 galax maintainers. All rights reserved.
+
+Tests.
+"""
diff --git a/tests/test_package.py b/tests/test_package.py
index 1949427..a976b6e 100644
--- a/tests/test_package.py
+++ b/tests/test_package.py
@@ -1,4 +1,7 @@
-"""Test the package itself."""
+"""Copyright (c) 2024 galax maintainers. All rights reserved.
+
+Test the package itself.
+"""
 
 import importlib.metadata