diff --git a/pyproject.toml b/pyproject.toml
index 6613f1a66..1915d9444 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -49,8 +49,8 @@ test = [
   "importlib-metadata<5.0",
 
   # Pytest for running the tests.
-  "pytest>=7.0.1,<8",
-  "pytest-cov>=4.0.0,<5.0",
+  "pytest==9.*",
+  "pytest-cov==7.*",
   "pytest-django>=4.5.2,<5",
 
   # Remove when dropping support for Django<5.0
@@ -118,7 +118,10 @@ keep_full_version = true
 [tool.pytest.ini_options]
 addopts = "--tb=short --strict-markers -ra"
 testpaths = [ "tests" ]
-filterwarnings = [ "ignore:CoreAPI compatibility is deprecated*:rest_framework.RemovedInDRF318Warning" ]
+filterwarnings = [
+  "ignore:CoreAPI compatibility is deprecated*:rest_framework.RemovedInDRF318Warning",
+  "ignore:'cgi' is deprecated:DeprecationWarning",
+]
 
 [tool.coverage.run]
 # NOTE: source is ignored with pytest-cov (but uses the same).
diff --git a/tox.ini b/tox.ini
index b13eabd1a..00e5bd57b 100644
--- a/tox.ini
+++ b/tox.ini
@@ -10,7 +10,7 @@ envlist =
        docs
 
 [testenv]
-commands = python -W error::DeprecationWarning -W error::PendingDeprecationWarning runtests.py --coverage {posargs}
+commands = pytest --cov --cov-report xml {posargs}
 envdir = {toxworkdir}/venvs/{envname}
 setenv =
        PYTHONDONTWRITEBYTECODE=1