diff --git a/pyproject.toml b/pyproject.toml
index 883143af..56b3cf2e 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -40,7 +40,8 @@ classifiers = [
 dependencies = [
     "pytest>=7.0.0",
 ]
-[dependency-groups]
+
+[project.optional-dependencies]
 docs = [
     "sphinx",
     "sphinx_rtd_theme",
@@ -68,6 +69,7 @@ linting = [
     "ruff==0.9.5",
     "zizmor==1.9.0",
 ]
+
 [project.urls]
 Documentation = "https://pytest-django.readthedocs.io/"
 Repository = "https://github.com/pytest-dev/pytest-django"
diff --git a/tox.ini b/tox.ini
index 1caaf78d..e8d739e6 100644
--- a/tox.ini
+++ b/tox.ini
@@ -8,7 +8,7 @@ envlist =
     linting
 
 [testenv]
-dependency_groups =
+extras =
     testing
     coverage: coverage
     mysql: mysql
@@ -43,7 +43,7 @@ commands =
     coverage: coverage xml
 
 [testenv:linting]
-dependency_groups = linting
+extras = linting
 commands =
     ruff check --diff {posargs:pytest_django pytest_django_test tests}
     ruff format --quiet --diff {posargs:pytest_django pytest_django_test tests}
@@ -54,12 +54,12 @@ commands =
 [testenv:doc8]
 basepython = python3
 skip_install = true
-dependency_groups = docs
+extras = docs
 deps =
     doc8
 commands =
     doc8 docs/
 
 [testenv:docs]
-dependency_groups = docs
+extras = docs
 commands = sphinx-build -n -W -b html -d docs/_build/doctrees docs docs/_build/html