diff --git a/setup.cfg b/setup.cfg
index 65e6ed6..2dd5c6e 100644
--- a/setup.cfg
+++ b/setup.cfg
@@ -73,7 +73,7 @@ qtconsole =
 terminal =
 test =
     pytest<7.1
-    pytest-asyncio
+    pytest-asyncio<0.22
     testpath
     pickleshare
 test_extra =