Document new build disk space requirement - reduced !

Signed-off-by: Ian Jackson <ijackson@chiark.greenend.org.uk>

diff --git a/docs/build.rst b/docs/build.rst
index e3ce3f2f79f08dbf987d9abfe22786fc869f9d3d..ffaa9c87691c62bbe301a7a7da167e104d936dd7 100644 (file)
--- a/docs/build.rst
+++ b/docs/build.rst
@@ -5,7 +5,7 @@ Otter is mostly written in Rust.  The web UI frontend is written in
 Typescript.  The shape libraries are SVGs and need SVG manipulation
 libraries.  The main documentation is done with Sphinx.
 
-You will need at least 10G of disk space, or more, and a good internet
+You will need at least 6G of disk space, or more, and a good internet
 connection.  Your computer will be compiling a lot of code.
 
 These instructions were once tested on Debian 11 "bullseye" and Debian