diff --git a/pytest.ini b/pytest.ini
index 11c2331..cb0da7d 100644
--- a/pytest.ini
+++ b/pytest.ini
@@ -1,4 +1,7 @@
 [pytest]
 asyncio_mode = auto
 asyncio_default_fixture_loop_scope = function
-addopts = -p no:warnings --doctest-modules --ignore=setup.py --verbose
\ No newline at end of file
+addopts = -p no:warnings --doctest-modules --ignore=setup.py --verbose
+markers =
+    asyncio: marks tests as async
+asyncio_fixture_scope = function
\ No newline at end of file
diff --git a/tox.ini b/tox.ini
index b78af38..0364f20 100644
--- a/tox.ini
+++ b/tox.ini
@@ -15,7 +15,7 @@ commands =
     playwright install chromium
     playwright install-deps chromium firefox
     camoufox fetch --browserforge
-    pytest --cov=scrapling --cov-report=xml -n auto
+    pytest --cov=scrapling --cov-report=xml -n auto --asyncio-mode=auto
 
 [testenv:pre-commit]
 basepython = python3