diff --git a/.github/workflows/tests.yaml b/.github/workflows/tests.yaml
index c505063..16f6d0a 100644
--- a/.github/workflows/tests.yaml
+++ b/.github/workflows/tests.yaml
@@ -31,7 +31,7 @@ jobs:
           echo "::group::Begin snap install"
           echo "Installing snaps in the background while running apt and pip..."
           sudo snap install --no-wait --classic pyright
-          sudo snap install --no-wait shellcheck ruff
+          sudo snap install --no-wait codespell shellcheck ruff
           echo "::endgroup::"
           echo "::group::pip install"
           python -m pip install tox
diff --git a/HACKING.rst b/HACKING.rst
index 4477e26..08a6768 100644
--- a/HACKING.rst
+++ b/HACKING.rst
@@ -22,6 +22,7 @@ you with tox, but you'll need to install:
   deadsnakes_ PPA) with setuptools.
 - tox_ version 3.8 or later
 - ShellCheck_  (also available via snap: ``snap install shellcheck``)
+- Codespell_ (also available via snap: ``snap install codespell``)
 - ruff_ (also available via snap: ``snap install ruff``)
 
 Once you have all of those installed, you can install the necessary virtual
@@ -267,6 +268,7 @@ Example footers::
 
 .. _Black: https://black.readthedocs.io
 .. _`Canonical contributor licence agreement`: http://www.ubuntu.com/legal/contributors/
+.. _Codespell: https://github.com/codespell-project/codespell
 .. _`conventional commit`: https://www.conventionalcommits.org/en/v1.0.0/#summary
 .. _deadsnakes: https://launchpad.net/~deadsnakes/+archive/ubuntu/ppa
 .. _`git submodules`: https://git-scm.com/book/en/v2/Git-Tools-Submodules#_cloning_submodules
diff --git a/pyproject.toml b/pyproject.toml
index 77bdb73..3c68f60 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -26,8 +26,7 @@ dev = [
 ]
 lint = [
     "black~=24.1",
-    "codespell[toml]~=2.2",
-    "yamllint~=1.34"
+    "yamllint~=1.34",
 ]
 types = [
     "mypy[reports]~=1.9.0",
diff --git a/tox.ini b/tox.ini
index b3a1d6b..58811bf 100644
--- a/tox.ini
+++ b/tox.ini
@@ -63,6 +63,7 @@ extras = lint
 env_dir = {work_dir}/linting
 runner = ignore_env_name_mismatch
 allowlist_externals =
+    codespell: codespell
     shellcheck: bash, xargs
     ruff: ruff