diff --git a/pyproject.toml b/pyproject.toml
index ccffd4a6..a342c68e 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -124,7 +124,7 @@ addopts = """
 --cov-report=term-missing
 --cov-report=xml
 """
-asyncio_mode = "auto"
+asyncio_mode = "strict"
 filterwarnings = [
     "error",
     # falcon.media.handlers uses cgi to parse data
diff --git a/tests/integration/contrib/aiohttp/test_aiohttp_project.py b/tests/integration/contrib/aiohttp/test_aiohttp_project.py
index 723b309a..8aa01ff1 100644
--- a/tests/integration/contrib/aiohttp/test_aiohttp_project.py
+++ b/tests/integration/contrib/aiohttp/test_aiohttp_project.py
@@ -7,6 +7,8 @@
 import pytest
 import pytest_asyncio
 
+pytestmark = pytest.mark.asyncio
+
 
 @pytest.fixture(autouse=True, scope="session")
 def project_setup():
diff --git a/tests/integration/contrib/aiohttp/test_aiohttp_validation.py b/tests/integration/contrib/aiohttp/test_aiohttp_validation.py
index 90ce875c..3d11ae8c 100644
--- a/tests/integration/contrib/aiohttp/test_aiohttp_validation.py
+++ b/tests/integration/contrib/aiohttp/test_aiohttp_validation.py
@@ -7,6 +7,9 @@
     from aiohttp.test_utils import TestClient
 
 
+pytestmark = pytest.mark.asyncio
+
+
 async def test_aiohttp_integration_valid_input(client: "TestClient"):
     # Given
     given_query_string = {