diff --git a/Lib/test/test_asyncio/test_transports.py b/Lib/test/test_asyncio/test_transports.py
index 3b6e3d67075..7de9b3e81a3 100644
--- a/Lib/test/test_asyncio/test_transports.py
+++ b/Lib/test/test_asyncio/test_transports.py
@@ -42,6 +42,7 @@ class TransportTests(unittest.TestCase):
         self.assertRaises(NotImplementedError, transport.can_write_eof)
         self.assertRaises(NotImplementedError, transport.pause_reading)
         self.assertRaises(NotImplementedError, transport.resume_reading)
+        self.assertRaises(NotImplementedError, transport.is_reading)
         self.assertRaises(NotImplementedError, transport.close)
         self.assertRaises(NotImplementedError, transport.abort)