diff --git a/GNUmakefile b/GNUmakefile
index 1e850af2..30d238d4 100644
--- a/GNUmakefile
+++ b/GNUmakefile
@@ -14,3 +14,6 @@ ladish:
 	PKG_CONFIG_PATH=${PKG_CONFIG_PATH}:$(TOP)/build/destdir/usr/lib/pkgconfig python3 ./waf configure --prefix=$(TOP)/build/destdir/usr
 	python3 ./waf
 	python3 ./waf install
+
+index.html: README.adoc README-docinfo.html README-docinfo-header.html
+	asciidoc -b html5 -a data-uri -a icons --theme ladi -o index.html README.adoc