https://github.com/williamh/speechd-up/pull/2

diff --git a/fdl.texi b/fdl.texi
index 2cd5840..3e82813 100644
--- a/fdl.texi
+++ b/fdl.texi
@@ -401,7 +401,7 @@ as a draft) by the Free Software Foundation.
 @end enumerate
 
 @page
-@appendixsubsec ADDENDUM: How to use this License for your documents
+@heading ADDENDUM: How to use this License for your documents
 
 To use this License in a document you have written, include a copy of
 the License in the document and put the following copyright and