diff --git a/tests/conftest.py b/tests/conftest.py
index d739c59e..d0e7ed69 100644
--- a/tests/conftest.py
+++ b/tests/conftest.py
@@ -39,7 +39,7 @@ def pytest_configure(config):
     config.addinivalue_line("markers", "mongo: marked tests require mongo connection to run")
 
 
-@pytest.fixture(scope="module")
+@pytest.fixture(scope="session")
 def event_loop_policy(request):
     if sys.platform == "win32":
         return asyncio.WindowsSelectorEventLoopPolicy()