1 files changed, 3 insertions, 0 deletions

diff --git a/README.rst b/README.rst
index b76b82d..4b55855 100644
--- a/README.rst
+++ b/README.rst
@@ -226,6 +226,9 @@ Where ``[options]`` are one of the following:
 
 * ``-v`` or ``--verbose``: verbose, turn on logging
 
+* ``-b BUILDFILE`` or ``--build-file BUILDFILE``: Specify build file
+  for Xnt to load
+
 And where ``[target]+`` are any target(s) method in your ``build.py``
 file or: