diff --git a/requirements/testing.txt b/requirements/testing.txt
index 7cd7d353..62fdcca2 100644
--- a/requirements/testing.txt
+++ b/requirements/testing.txt
@@ -1,4 +1,4 @@
 # pip install -r requirements/testing.txt
 -r testing_without_asyncio.txt
 -r async.txt
-pytest-asyncio<1;
+pytest-asyncio<2;