diff --git a/setup.cfg b/setup.cfg
index 31c92606c..8ff0836b4 100644
--- a/setup.cfg
+++ b/setup.cfg
@@ -36,3 +36,45 @@ exclude_lines =
 all-files = true
 source-dir = docs/source
 build-dir = docs/build
+
+[tox:tox]
+envlist =
+    py3{7,8}-nocov,
+    py39-{cov,mypy,lint,docs}
+
+[gh-actions]
+python =
+    3.7: py37-nocov
+    3.8: py38-nocov
+    3.9: py39-{cov,mypy,lint,docs}
+
+[testenv]
+wheel = true
+extras = all
+passenv = *
+usedevelop =
+    nocov: false
+    cov: true
+deps =
+    nocov: -r requirements/test.txt
+    cov: -r requirements/test.txt
+commands =
+    nocov: pytest tests --no-cov {posargs}
+    cov: pytest tests {posargs}
+
+[testenv:py38-mypy]
+deps = -r requirements/mypy.txt
+commands = mypy --strict idom
+
+[testenv:py38-lint]
+skip_install = true
+deps = -r requirements/lint.txt
+commands =
+    black . --check --exclude "idom/client/app/node_modules/.*"
+    flake8 idom tests docs
+
+[testenv:py38-docs]
+deps = -r requirements/docs.txt
+commands =
+    sphinx-build -b html docs/source docs/build
+    sphinx-build -b doctest docs/source docs/build
diff --git a/tox.ini b/tox.ini
deleted file mode 100644
index 2b55afc1c..000000000
--- a/tox.ini
+++ /dev/null
@@ -1,42 +0,0 @@
-
-[tox]
-envlist =
-    py3{7,8}-nocov,
-    py39-{cov,mypy,lint,docs}
-
-[gh-actions]
-python =
-    3.7: py37-nocov
-    3.8: py38-nocov
-    3.9: py39-{cov,mypy,lint,docs}
-
-[testenv]
-wheel = true
-extras = all
-passenv = *
-usedevelop =
-    nocov: false
-    cov: true
-deps =
-    nocov: -r requirements/test.txt
-    cov: -r requirements/test.txt
-commands =
-    nocov: pytest tests --no-cov {posargs}
-    cov: pytest tests {posargs}
-
-[testenv:py38-mypy]
-deps = -r requirements/mypy.txt
-commands = mypy --strict idom
-
-[testenv:py38-lint]
-skip_install = true
-deps = -r requirements/lint.txt
-commands =
-    black . --check --exclude "idom/client/app/node_modules/.*"
-    flake8 idom tests docs
-
-[testenv:py38-docs]
-deps = -r requirements/docs.txt
-commands =
-    sphinx-build -b html docs/source docs/build
-    sphinx-build -b doctest docs/source docs/build