diff --git a/python/paddle_serving_server/serve.py b/python/paddle_serving_server/serve.py
index 3d006dfcd90a4bbd9aafff1d4411da2a3042f6a0..eb40cd7c3dec1464c042545040eb20e75d415230 100644
--- a/python/paddle_serving_server/serve.py
+++ b/python/paddle_serving_server/serve.py
@@ -1,4 +1,4 @@
-# Copyright (c) 2019 PaddlePaddle Authors. All Rights Reserved.
+# Copyright (c) 2020 PaddlePaddle Authors. All Rights Reserved.
 #
 # Licensed under the Apache License, Version 2.0 (the "License");
 # you may not use this file except in compliance with the License.