From f44d275b6df71281a8a4068aa8f468f4d2b733d2 Mon Sep 17 00:00:00 2001
From: Peter Eisentraut <peter_e@gmx.net>
Date: Sat, 27 Aug 2011 23:28:55 +0300
Subject: [PATCH] Document minimum required version of DocBook XSL stylesheets

---
 doc/src/sgml/docguide.sgml | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/doc/src/sgml/docguide.sgml b/doc/src/sgml/docguide.sgml
index 7bbe3246e7..6ffa85f3be 100644
--- a/doc/src/sgml/docguide.sgml
+++ b/doc/src/sgml/docguide.sgml
@@ -126,6 +126,10 @@
        produce HTML or PDF output, but official PostgreSQL releases
        use the DSSSL stylesheets for that.
       </para>
+
+      <para>
+       The minimum required version is currently 1.74.0.
+      </para>
      </listitem>
     </varlistentry>