1 files changed, 1 insertions, 1 deletions
diff --git a/Makefile b/Makefile
index 3697153..f4431b0 100644
--- a/Makefile
+++ b/Makefile
@@ -399,7 +399,7 @@ stackcheck: checkstack modules
 	./checkstack *.ko */*.ko
 
 README.html: README
-	$(ASCIIDOC) -n -a toc $<
+	$(ASCIIDOC) -n -a toc -a toclevel=3 $<
 
 xpp/README.Astribank.html: xpp/README.Astribank
 	cd $(@D); $(ASCIIDOC) -o $(@F) -n -a toc $(<F)