--- docs-xml/build/README.org	2013-06-13 18:21:02.000000000 +0900
+++ docs-xml/build/README	2014-11-11 13:43:50.725706010 +0900
@@ -18,7 +18,7 @@
 where $(pwd)/build/catalog.xml is generated from $(pwd)/build/catalog.xml.in by a 
 following command:
 
-cat $(pwd)/build/catalog.xml.in | sed -e "s|@BUILDDIR@|$(pwd)|g" > $(pwd)/build/catalog.xml
+cat $(pwd)/build/catalog.xml.in | sed -e "s|@abs_top_srcdir@|$(pwd)|g" > $(pwd)/build/catalog.xml
 
 where $(pwd) assumes that you're in the top-level directory of samba-docs.