diff --git a/src/python/grpcio_tests/tests_aio/unit/close_channel_test.py b/src/python/grpcio_tests/tests_aio/unit/close_channel_test.py
index 9c6f0c24f41..f3b89e4e2d5 100644
--- a/src/python/grpcio_tests/tests_aio/unit/close_channel_test.py
+++ b/src/python/grpcio_tests/tests_aio/unit/close_channel_test.py
@@ -1,4 +1,4 @@
-# Copyright 2019 The gRPC Authors.
+# Copyright 2020 The gRPC Authors.
 #
 # Licensed under the Apache License, Version 2.0 (the "License");
 # you may not use this file except in compliance with the License.