doc: Updated deployment preflight.

fixes: #5266

Signed-off-by: John Wilkins <john.wilkins@inktank.com>

diff --git a/doc/rados/deployment/preflight-checklist.rst b/doc/rados/deployment/preflight-checklist.rst
index 842b10c4e605035569f32da11e73c27b193d5eee..f3511139e06048a1ca4ca1ad7486123ac37fe61c 100644 (file)
--- a/doc/rados/deployment/preflight-checklist.rst
+++ b/doc/rados/deployment/preflight-checklist.rst
@@ -91,6 +91,7 @@ To install ``ceph-deploy``, execute the following::
 
        wget -q -O- 'https://ceph.com/git/?p=ceph.git;a=blob_plain;f=keys/release.asc' | sudo apt-key add -
        echo deb http://ceph.com/debian-cuttlefish/ $(lsb_release -sc) main | sudo tee /etc/apt/sources.list.d/ceph.list
+       sudo apt-get update     
        sudo apt-get install ceph-deploy