diff --git a/ppcls/arch/backbone/legendary_models/mobilenet_v1.py b/ppcls/arch/backbone/legendary_models/mobilenet_v1.py
index 8d2556565899da57d73f27295339dc92fb77f0b9..baa1ad994832f09a42dad711e0c1484448071e73 100644
--- a/ppcls/arch/backbone/legendary_models/mobilenet_v1.py
+++ b/ppcls/arch/backbone/legendary_models/mobilenet_v1.py
@@ -1,4 +1,4 @@
-# copyright (c) 2020 PaddlePaddle Authors. All Rights Reserve.
+# copyright (c) 2021 PaddlePaddle Authors. All Rights Reserve.
 #
 # Licensed under the Apache License, Version 2.0 (the "License");
 # you may not use this file except in compliance with the License.