diff --git a/asterix-events/src/main/resources/schema/event.xsd b/asterix-events/src/main/resources/schema/event.xsd
index a233c18..146c351 100644
--- a/asterix-events/src/main/resources/schema/event.xsd
+++ b/asterix-events/src/main/resources/schema/event.xsd
@@ -1,4 +1,24 @@
 <?xml version="1.0" encoding="ISO-8859-1" ?>
+
+<!--
+ ! Licensed to the Apache Software Foundation (ASF) under one
+ ! or more contributor license agreements.  See the NOTICE file
+ ! distributed with this work for additional information
+ ! regarding copyright ownership.  The ASF licenses this file
+ ! to you 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.
+ !-->
+
 <xs:schema xmlns:xs="http://www.w3.org/2001/XMLSchema" xmlns:es="events" targetNamespace="events" elementFormDefault="qualified">
 
 <!-- definition of simple types --> 
diff --git a/asterix-events/src/main/resources/schema/installer-conf.xsd b/asterix-events/src/main/resources/schema/installer-conf.xsd
index 1582422..e5bc3ed 100644
--- a/asterix-events/src/main/resources/schema/installer-conf.xsd
+++ b/asterix-events/src/main/resources/schema/installer-conf.xsd
@@ -1,4 +1,24 @@
 <?xml version="1.0" encoding="ISO-8859-1" ?>
+
+<!--
+ ! Licensed to the Apache Software Foundation (ASF) under one
+ ! or more contributor license agreements.  See the NOTICE file
+ ! distributed with this work for additional information
+ ! regarding copyright ownership.  The ASF licenses this file
+ ! to you 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.
+ !-->
+
 <xs:schema xmlns:xs="http://www.w3.org/2001/XMLSchema"
   xmlns:mg="installer" targetNamespace="installer" elementFormDefault="qualified">
 
diff --git a/asterix-events/src/main/resources/schema/jaxb-bindings.xjb b/asterix-events/src/main/resources/schema/jaxb-bindings.xjb
index b5982e0..0b191a6 100644
--- a/asterix-events/src/main/resources/schema/jaxb-bindings.xjb
+++ b/asterix-events/src/main/resources/schema/jaxb-bindings.xjb
@@ -1,3 +1,22 @@
+<!--
+ ! Licensed to the Apache Software Foundation (ASF) under one
+ ! or more contributor license agreements.  See the NOTICE file
+ ! distributed with this work for additional information
+ ! regarding copyright ownership.  The ASF licenses this file
+ ! to you 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.
+ !-->
+
 <jxb:bindings version="1.0"
 xmlns:jxb="http://java.sun.com/xml/ns/jaxb"
 xmlns:xs="http://www.w3.org/2001/XMLSchema">
diff --git a/asterix-events/src/main/resources/schema/pattern.xsd b/asterix-events/src/main/resources/schema/pattern.xsd
index 4eee880..c087374 100644
--- a/asterix-events/src/main/resources/schema/pattern.xsd
+++ b/asterix-events/src/main/resources/schema/pattern.xsd
@@ -1,4 +1,24 @@
 <?xml version="1.0" encoding="ISO-8859-1" ?>
+
+<!--
+ ! Licensed to the Apache Software Foundation (ASF) under one
+ ! or more contributor license agreements.  See the NOTICE file
+ ! distributed with this work for additional information
+ ! regarding copyright ownership.  The ASF licenses this file
+ ! to you 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.
+ !-->
+
 <xs:schema xmlns:xs="http://www.w3.org/2001/XMLSchema" xmlns:eg="patterns" targetNamespace="patterns">