diff --git a/scripts/gen.sh b/scripts/gen.sh
index b8c938948e20792b7c2e545b1c7a4b5e844cf9f1..8a56d900c5bd94cc16b4149282fb874b41e240e2 100644
--- a/scripts/gen.sh
+++ b/scripts/gen.sh
@@ -1,3 +1,19 @@
+#!/bin/bash
+
+# Copyright (c) 2020, Huawei Technologies Co., Ltd
+# All rights reserved.
+#
+# Licensed under the BSD 3-Clause License  (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+# https://opensource.org/licenses/BSD-3-Clause
+#
+# 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.
 
 CUR_DIR=$(dirname $(readlink -f $0))
 ROOT_DIR=$CUR_DIR/..
diff --git a/scripts/makepatch.sh b/scripts/makepatch.sh
index 4a8041b3cd329d3bf71ba00446ab48070ebadf77..db14e8b7d988c45d6fb1920be5220381a53be78d 100644
--- a/scripts/makepatch.sh
+++ b/scripts/makepatch.sh
@@ -1 +1,18 @@
+#!/bin/bash
+
+# Copyright (c) 2020, Huawei Technologies Co., Ltd
+# All rights reserved.
+#
+# Licensed under the BSD 3-Clause License  (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+# https://opensource.org/licenses/BSD-3-Clause
+#
+# 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.
+
 diff -Nur --exclude=.git* --exclude=.jenkins --exclude=android --exclude=OWNERS --exclude=third_party --exclude=README* -Nur pytorch-v1.5.0 pytorch-develop >npu.patch
diff --git a/scripts/mkdirs.sh b/scripts/mkdirs.sh
index 2ff3f15ae109c91767785111bf0ed6c3fd26f190..b6ddad50f5ad2c5bd45e76dbf5710f8ecd92795c 100644
--- a/scripts/mkdirs.sh
+++ b/scripts/mkdirs.sh
@@ -1,3 +1,19 @@
+#!/bin/bash
+
+# Copyright (c) 2020, Huawei Technologies Co., Ltd
+# All rights reserved.
+#
+# Licensed under the BSD 3-Clause License  (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+# https://opensource.org/licenses/BSD-3-Clause
+#
+# 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.
 
 CUR_DIR=$(dirname $(readlink -f $0))
 ROOT_DIR=$CUR_DIR/..