diff --git a/plugins/transforms/metainject/src/main/samples/metadata-injection/process-files-with-mdi.hpl b/plugins/transforms/metainject/src/main/samples/metadata-injection/process-files-with-mdi.hpl
index ee73976b8b6..90eabd3ade4 100644
--- a/plugins/transforms/metainject/src/main/samples/metadata-injection/process-files-with-mdi.hpl
+++ b/plugins/transforms/metainject/src/main/samples/metadata-injection/process-files-with-mdi.hpl
@@ -1,4 +1,22 @@
 <?xml version="1.0" encoding="UTF-8"?>
+<!--
+
+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.
+
+-->
 <pipeline>
   <info>
     <name>process-files-with-mdi</name>