diff --git a/xos/synchronizer/Dockerfile.synchronizer b/xos/synchronizer/Dockerfile.synchronizer
index c17aefd..2ff1099 100644
--- a/xos/synchronizer/Dockerfile.synchronizer
+++ b/xos/synchronizer/Dockerfile.synchronizer
@@ -1,3 +1,19 @@
+
+# Copyright 2017-present Open Networking Foundation
+#
+# 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.
+
+
 # xosproject/vtr-synchronizer
 FROM xosproject/xos-synchronizer-base:candidate
 
diff --git a/xos/synchronizer/files/run_tcpdump.sh b/xos/synchronizer/files/run_tcpdump.sh
index 02e92be..a39bf56 100644
--- a/xos/synchronizer/files/run_tcpdump.sh
+++ b/xos/synchronizer/files/run_tcpdump.sh
@@ -1,3 +1,19 @@
+
+# Copyright 2017-present Open Networking Foundation
+#
+# 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.
+
+
 #! /bin/bash
 INTERFACE=$1
 tcpdump -n -e -i $INTERFACE -c 10 &
diff --git a/xos/synchronizer/run-from-api.sh b/xos/synchronizer/run-from-api.sh
index 623b657..0bad1af 100755
--- a/xos/synchronizer/run-from-api.sh
+++ b/xos/synchronizer/run-from-api.sh
@@ -1 +1,17 @@
+
+# Copyright 2017-present Open Networking Foundation
+#
+# 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.
+
+
 python vtr-synchronizer.py
diff --git a/xos/synchronizer/steps/sync_vtrtenant.py b/xos/synchronizer/steps/sync_vtrtenant.py
index 5182f01..e3ff7af 100644
--- a/xos/synchronizer/steps/sync_vtrtenant.py
+++ b/xos/synchronizer/steps/sync_vtrtenant.py
@@ -1,3 +1,19 @@
+
+# Copyright 2017-present Open Networking Foundation
+#
+# 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 os
 import socket
 import sys
diff --git a/xos/synchronizer/steps/sync_vtrtenant.yaml b/xos/synchronizer/steps/sync_vtrtenant.yaml
index 2e58719..08e08a3 100644
--- a/xos/synchronizer/steps/sync_vtrtenant.yaml
+++ b/xos/synchronizer/steps/sync_vtrtenant.yaml
@@ -1,3 +1,19 @@
+
+# Copyright 2017-present Open Networking Foundation
+#
+# 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.
+
+
 ---
 - hosts: {{ instance_name }}
   #gather_facts: False
diff --git a/xos/synchronizer/vtr-synchronizer.py b/xos/synchronizer/vtr-synchronizer.py
index 8d397c7..7f691b4 100755
--- a/xos/synchronizer/vtr-synchronizer.py
+++ b/xos/synchronizer/vtr-synchronizer.py
@@ -1,3 +1,19 @@
+
+# Copyright 2017-present Open Networking Foundation
+#
+# 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.
+
+
 #!/usr/bin/env python
 
 # This imports and runs ../../xos-observer.py
diff --git a/xos/synchronizer/vtr_config.yaml b/xos/synchronizer/vtr_config.yaml
index cc23d33..fc95df3 100644
--- a/xos/synchronizer/vtr_config.yaml
+++ b/xos/synchronizer/vtr_config.yaml
@@ -1,3 +1,19 @@
+
+# Copyright 2017-present Open Networking Foundation
+#
+# 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.
+
+
 name: vtr-synchronizer
 accessor:
   username: xosadmin@opencord.org