Documentation: use 8-space tabs with Asciidoctor

diff --git a/Documentation/Makefile b/Documentation/Makefile
index 6232143cb95d105b0c33b81d16c6b7b628fadb97..bcd216d96c6643b92f3db01ce8a5d9b35186e750 100644 (file)
--- a/Documentation/Makefile
+++ b/Documentation/Makefile
@@ -184,7 +184,7 @@ ASCIIDOC = asciidoctor
 ASCIIDOC_CONF =
 ASCIIDOC_HTML = xhtml5
 ASCIIDOC_DOCBOOK = docbook45
-ASCIIDOC_EXTRA += -acompat-mode
+ASCIIDOC_EXTRA += -acompat-mode -atabsize=8
 ASCIIDOC_EXTRA += -I. -rasciidoctor-extensions
 ASCIIDOC_EXTRA += -alitdd='&\#x2d;&\#x2d;'
 DBLATEX_COMMON =