diff --git a/.github/workflows/push.yml b/.github/workflows/push.yml
index a3a132b12..f90b508f2 100644
--- a/.github/workflows/push.yml
+++ b/.github/workflows/push.yml
@@ -22,7 +22,7 @@ jobs:
       with:
         python-version: '3.11'
         architecture: 'x64'
-    - run: pip install tox tox-gh-actions tox-uv
+    - run: pip install tox tox-gh tox-uv
     - run: tox
     - uses: codecov/codecov-action@v4
       with:
diff --git a/pyproject.toml b/pyproject.toml
index d8f2a3b60..8949da76b 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -173,3 +173,66 @@ ignore = [
 
 [tool.ruff.pydocstyle]
 convention = "numpy"
+
+[tool.tox]
+requires = ["tox>=4.19"]
+env_list = [
+    "3.13",
+    "3.12",
+    "3.11",
+    "3.10",
+    "3.9",
+    "3.8",
+    "3.7",
+    "docs",
+]
+
+[tool.tox.env_run_base]
+description = "Run test under {base_python}"
+package = "editable"
+extras = [
+    "test",
+]
+pass_env = [
+    "CI",
+    "CODACY_*",
+    "CODECOV_*",
+    "GITHUB_*",
+    "TOXENV",
+]
+set_env = { DEBUG = "1" }
+commands = [[
+    "pytest",
+    "--pyargs",
+    "tests",
+    "--cov",
+    "--cov-report",
+    "term",
+    "--cov-report",
+    "xml",
+    "--cov-config={toxinidir}/pyproject.toml"
+]]
+
+[tool.tox.env.docs]
+description = "invoke sphinx-build to build the HTML docs"
+extras = [
+    "docs",
+]
+commands = [[
+    "make",
+    "-C",
+    "{toxinidir}/docs",
+    "html"
+]]
+allowlist_externals = [
+    "make",
+]
+
+[tool.tox.gh.python]
+"3.13" = ["3.13"]
+"3.12" = ["3.12"]
+"3.11" = ["3.11"]
+"3.10" = ["3.10"]
+"3.9" = ["3.9"]
+"3.8" = ["3.8"]
+"3.7" = ["3.7"]
diff --git a/tox.ini b/tox.ini
deleted file mode 100644
index 38490aab1..000000000
--- a/tox.ini
+++ /dev/null
@@ -1,42 +0,0 @@
-[tox]
-requires =
-    tox>=4.2
-env_list =
-    py311
-    py310
-    py39
-    py38
-    py37
-
-[testenv]
-package = editable
-extras =
-    test
-pass_env =
-    CI
-    CODACY_*
-    CODECOV_*
-    GITHUB_*
-    TOXENV
-set_env =
-    DEBUG = 1
-commands =
-    pytest --pyargs tests --cov --cov-report term --cov-report xml --cov-config={toxinidir}/pyproject.toml
-
-[testenv:docs]
-description = invoke sphinx-build to build the HTML docs
-extras =
-    docs
-commands =
-    make -C "{toxinidir}/docs" html
-allowlist_externals =
-    make
-    yarn
-
-[gh-actions]
-python =
-    3.7: py37
-    3.8: py38
-    3.9: py39
-    3.10: py310
-    3.11: py311