diff --git a/doap_math.rdf b/doap_math.rdf
index effe035c7..a37e9c4eb 100644
--- a/doap_math.rdf
+++ b/doap_math.rdf
@@ -1,4 +1,22 @@
 <?xml version="1.0"?>
+
+<!--
+   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.
+  -->
+
 <rdf:RDF xmlns="http://usefulinc.com/ns/doap#" xmlns:rdf="http://www.w3.org/1999/02/22-rdf-syntax-ns#" xmlns:asfext="http://projects.apache.org/ns/asfext#" xmlns:rdfs="http://www.w3.org/2000/01/rdf-schema#" xmlns:doap="http://usefulinc.com/ns/doap#" xml:lang="en">
   <Project rdf:about="http://commons.apache.org/math/">
     <name>Apache Commons Math</name>