diff --git a/tools/apidoc/generateadmincommands.xsl b/tools/apidoc/generateadmincommands.xsl
index 5f576c0f887..bb5dc51774d 100644
--- a/tools/apidoc/generateadmincommands.xsl
+++ b/tools/apidoc/generateadmincommands.xsl
@@ -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.
+-->
 <xsl:stylesheet xmlns:xsl="http://www.w3.org/1999/XSL/Transform"
 version="1.0">
 <xsl:output method="html" doctype-public="-//W3C//DTD HTML 1.0 Transitional//EN"/>
diff --git a/tools/apidoc/generatecommand.xsl b/tools/apidoc/generatecommand.xsl
index 0d2e8622711..b665cf36f7d 100644
--- a/tools/apidoc/generatecommand.xsl
+++ b/tools/apidoc/generatecommand.xsl
@@ -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.
+-->
 <xsl:stylesheet xmlns:xsl="http://www.w3.org/1999/XSL/Transform"
 version="1.0">
 <xsl:output method="html" doctype-public="-//W3C//DTD HTML 1.0 Transitional//EN"/>
diff --git a/tools/apidoc/generatedomainadmincommands.xsl b/tools/apidoc/generatedomainadmincommands.xsl
index 7d60ef2b91f..de67a056f86 100644
--- a/tools/apidoc/generatedomainadmincommands.xsl
+++ b/tools/apidoc/generatedomainadmincommands.xsl
@@ -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.
+-->
 <xsl:stylesheet xmlns:xsl="http://www.w3.org/1999/XSL/Transform"
 version="1.0">
 <xsl:output method="html" doctype-public="-//W3C//DTD HTML 1.0 Transitional//EN"/>
diff --git a/tools/apidoc/generatetoc_footer.xsl b/tools/apidoc/generatetoc_footer.xsl
index 5bc2cf46659..cf6dbc4c7b3 100644
--- a/tools/apidoc/generatetoc_footer.xsl
+++ b/tools/apidoc/generatetoc_footer.xsl
@@ -1,3 +1,21 @@
+<!--
+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.
+-->
                          </div>      
                 </div> 
                 </div>
diff --git a/tools/apidoc/generateusercommands.xsl b/tools/apidoc/generateusercommands.xsl
index ca0eb1f6eaf..fe8ac91d890 100644
--- a/tools/apidoc/generateusercommands.xsl
+++ b/tools/apidoc/generateusercommands.xsl
@@ -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.
+-->
 <xsl:stylesheet xmlns:xsl="http://www.w3.org/1999/XSL/Transform"
 version="1.0">
 <xsl:output method="html" doctype-public="-//W3C//DTD HTML 1.0 Transitional//EN"/>