diff --git a/poetry.lock b/poetry.lock
index 43ed972..bcd820b 100644
--- a/poetry.lock
+++ b/poetry.lock
@@ -1515,6 +1515,17 @@ files = [
     {file = "pickleshare-0.7.5.tar.gz", hash = "sha256:87683d47965c1da65cdacaf31c8441d12b8044cdec9aca500cd78fc2c683afca"},
 ]
 
+[[package]]
+name = "pip"
+version = "23.2.1"
+description = "The PyPA recommended tool for installing Python packages."
+optional = false
+python-versions = ">=3.7"
+files = [
+    {file = "pip-23.2.1-py3-none-any.whl", hash = "sha256:7ccf472345f20d35bdc9d1841ff5f313260c2c33fe417f48c30ac46cccabf5be"},
+    {file = "pip-23.2.1.tar.gz", hash = "sha256:fb0bd5435b3200c602b5bf61d2d43c2f13c02e29c1707567ae7fbc514eb9faf2"},
+]
+
 [[package]]
 name = "pkginfo"
 version = "1.9.6"
@@ -2696,4 +2707,4 @@ testing = ["big-O", "flake8 (<5)", "jaraco.functools", "jaraco.itertools", "more
 [metadata]
 lock-version = "2.0"
 python-versions = "^3.7.1"
-content-hash = "efe9513c66d4d21046ff40ec3b6e70d1153fb18f9cddf14c366de12691a6b9fa"
+content-hash = "a3e7194364a3c9be4c8b3414427a6a132bb9de82abd90dd52133afa3a8b99a37"
diff --git a/pyproject.toml b/pyproject.toml
index 135e420..4a6c4ff 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -42,6 +42,8 @@ ruamel-yaml = {version = "^0.17.21", python = "^3.10"}
 #
 # https://github.com/python-poetry/poetry-plugin-export/issues/176
 virtualenv = ">=20.15,<20.16"
+setuptools = {version = "^68.2.2", python = "^3.12"}
+pip = {version = "^23.2.1", python = "^3.12"}
 
 [tool.poetry.group.ci.dependencies]
 poetry = "^1.4.2"
diff --git a/tox.ini b/tox.ini
index 33ac9a2..51c1b55 100644
--- a/tox.ini
+++ b/tox.ini
@@ -19,6 +19,9 @@ commands =
       --cov-config {toxinidir}/.coveragerc \
       --cov-report term-missing
 
+[testenv:.package]
+basepython = python3.10
+
 [testenv:static]
 description = Static formatting and quality enforcement
 basepython = python3.10