diff --git a/benchmark/cluster/v2/reader.py b/benchmark/cluster/v2/reader.py
index a5a2d54841c84e07cf0150217d8ad672ffd7ffb8..060bf2bda2f3eb54173155ad08e06ce1795fcf63 100644
--- a/benchmark/cluster/v2/reader.py
+++ b/benchmark/cluster/v2/reader.py
@@ -1,3 +1,17 @@
+#  Copyright (c) 2018 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.
+#You may obtain a copy of the License at
+#
+#    http://www.apache.org/licenses/LICENSE-2.0
+#
+#Unless required by applicable law or agreed to in writing, software
+#distributed under the License is distributed on an "AS IS" BASIS,
+#WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+#See the License for the specific language governing permissions and
+#limitations under the License.
+
 import random
 from paddle.v2.image import load_and_transform
 import paddle.v2 as paddle
diff --git a/benchmark/cluster/v2/vgg16.py b/benchmark/cluster/v2/vgg16.py
index 699fc07628f6a430089c96893f995b52e8c99510..dc9573bd7992963ca81107b8bb9b887f5909911b 100644
--- a/benchmark/cluster/v2/vgg16.py
+++ b/benchmark/cluster/v2/vgg16.py
@@ -1,3 +1,17 @@
+#  Copyright (c) 2018 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.
+#You may obtain a copy of the License at
+#
+#    http://www.apache.org/licenses/LICENSE-2.0
+#
+#Unless required by applicable law or agreed to in writing, software
+#distributed under the License is distributed on an "AS IS" BASIS,
+#WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+#See the License for the specific language governing permissions and
+#limitations under the License.
+
 import gzip
 
 import paddle.v2.dataset.flowers as flowers