From 7413e4a0a28d6d7c9b71389d4006c4ce664ddc0b Mon Sep 17 00:00:00 2001
From: scisco <scisco7@gmail.com>
Date: Tue, 1 Dec 2015 17:06:34 -0500
Subject: [PATCH] update commands help file

---
 docs/commands.rst | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/docs/commands.rst b/docs/commands.rst
index c2de47c..c2daeb1 100644
--- a/docs/commands.rst
+++ b/docs/commands.rst
@@ -64,6 +64,8 @@ Commands
 
                     --ndvi              Calculates NDVI and produce a RGB GTiff with seperate colorbar.
 
+                    --ndvigrey          Calculates NDVI and produce a greyscale GTiff.
+
                     --clip              Clip the image with the bounding box provided. Values must be in WGS84 datum,
                                         and with longitude and latitude units of decimal degrees separated by comma.
                                         Example: --clip -346.06658935546875,49.93531194616915,-345.4595947265625,50.2682767372753