diff --git a/benchmark/cluster/vgg16/Dockerfile b/benchmark/cluster/vgg16/Dockerfile
index 54d1b09a0f210f5b6a6c112fe1224e1c03bf6929..888486bece271eb41e1189a151138c3947780d5a 100644
--- a/benchmark/cluster/vgg16/Dockerfile
+++ b/benchmark/cluster/vgg16/Dockerfile
@@ -1,4 +1,6 @@
-FROM python:2.7.14
+#FROM python:2.7.14
+FROM nvidia/cuda:8.0-runtime-ubuntu16.04
+RUN apt-get update && apt-get install -y python
 RUN pip install -U kubernetes opencv-python &&   apt-get update -y &&   apt-get install -y iputils-ping libgtk2.0-dev
 # NOTE: By default CI built wheel packages turn WITH_DISTRIBUTE=OFF,
 #       so we must build one with distribute support to install in this image.
diff --git a/paddle/gserver/layers/MultiBoxLossLayer.h b/paddle/gserver/layers/MultiBoxLossLayer.h
index 40df312a2548ba207c32c79253fcff23f514e6d3..9935da56446c1508549906becfd28548d5deecde 100644
--- a/paddle/gserver/layers/MultiBoxLossLayer.h
+++ b/paddle/gserver/layers/MultiBoxLossLayer.h
@@ -1,16 +1,3 @@
-//  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.
 /* copyright (c) 2016 paddlepaddle authors. all rights reserve.
 
 licensed under the apache license, version 2.0 (the "license");