diff --git a/pytest_aiohttp/plugin.py b/pytest_aiohttp/plugin.py
index d4854d8..68c8ad8 100644
--- a/pytest_aiohttp/plugin.py
+++ b/pytest_aiohttp/plugin.py
@@ -18,7 +18,7 @@
 )
 
 
-@pytest.mark.tryfirst
+@pytest.hookimpl(tryfirst=True)
 def pytest_configure(config) -> None:
     val = config.getoption("asyncio_mode")
     if val is None: