--- a/Makefile	Fri Feb 03 16:27:35 2006 -0500
+++ b/Makefile	Fri Feb 03 16:28:17 2006 -0500
@@ -11,7 +11,7 @@
 SGML_CATALOG_FILES=/etc/sgml/catalog
 OUTPUT=$(addprefix $(PACKAGE),.html .pdf .txt) $(PACKAGE)
 INSTALL_DIR=$(TOP)/install
-xml_validate=xmllint --xinclude --postvalid --noout $(1)
+xml_validate=xmllint --xinclude --valid --noout $(1)
 html_validate=true
 
 all: $(OUTPUT)