diff --git a/setup.cfg b/setup.cfg
index e1e69754..3ad56a3f 100644
--- a/setup.cfg
+++ b/setup.cfg
@@ -42,6 +42,7 @@ tests =
 
 [tool:pytest]
 testpaths = tests
+asyncio_mode = strict
 
 [flake8]
 exclude = venv/*,tox/*,specs/*