diff --git a/pyproject.toml b/pyproject.toml
index f0d5a04..59b5683 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -334,73 +334,3 @@ python = """
    3.12: py312, coveralls, docs, package
    3.13: py313
 """
-
-[tool.tox1]
-legacy_tox_ini = """
-    [tox]
-    env_list = {py311, py312}, coveralls, docs, package
-    isolated_build = true
-    no_package = false
-    requires =
-        tox>4
-    skip_missing_interpreters = true
-
-
-    [gh-actions]
-    python =
-        3.11: py311
-        3.12: py312, coveralls, docs, package
-
-
-    [testenv]
-    commands =
-        ruff check .
-        ruff format --check .
-        pyright .
-        coverage erase
-        pytest {posargs:.}
-        coverage html
-    deps =
-        .
-    description = test and lint the project
-    download = true
-    extras =
-        test
-    set_env =
-        PYTHONPATH = {toxinidir}/src
-        PYRIGHT_PYTHON_FORCE_VERSION = latest
-
-
-    ;If running outside Github, ensure that the the `COVERALLS_REPO_TOKEN`
-    ;environment variable is set.
-    [testenv:coveralls]
-    commands =
-        coveralls --service=github
-    description = submit coverage results to coverall.io
-    extras =
-        test
-    pass_env =
-        COVERALLS_REPO_TOKEN
-        GITHUB_*
-
-
-    [testenv:docs]
-    changedir = docs
-    commands =
-        sphinx-build -EW --keep-going -b html . {toxinidir}/docs/build/html
-        sphinx-lint -i api
-    description = build sphinx documentation
-    extras =
-        docs
-
-
-    [testenv:package]
-    commands =
-        python -c "import shutil; shutil.rmtree('dist', ignore_errors=True)"
-        python -m build
-    depends = testenv
-    deps =
-        build
-    description = build the library
-    skip_install = true
-"""