diff --git a/doc/Makefile b/doc/Makefile
index 099a373..2cf603d 100644
--- a/doc/Makefile
+++ b/doc/Makefile
@@ -5,7 +5,7 @@ all: $(HTML)
 # when each target of a multi-target rule has its own prereq
 # we use a static pattern rule.
 $(HTML): %.html: %.txt
-	asciidoc -a toc2 $<
+	asciidoc -a toc2 -a newline='\n' $<
 
 TMP=/tmp/uthash-gh-pages
 stage: