diff --git a/setup.cfg b/setup.cfg
index da6b421f57ba..578de492d40c 100644
--- a/setup.cfg
+++ b/setup.cfg
@@ -21,6 +21,8 @@ env =
     PREFECT_LOGGING_SERVER_LEVEL = DEBUG
 
 asyncio_mode = auto
+asyncio_default_fixture_loop_scope = "function"
+
 timeout = 90
 
 # Error on unhandled warnings