diff --git a/README.md b/README.md
index d37c0cb1..aaac7786 100644
--- a/README.md
+++ b/README.md
@@ -22,8 +22,8 @@ For more information on the upgrade, see http://gruntjs.com/upgrading-from-0.3-t
 
 All command-line operations are scripted using [Grunt](http://gruntjs.com/) which is based on [Node.js](http://nodejs.org/). To get set up:
 
-1. Install Node (available at the link above)
-1. On the command line, run `npm install -g grunt-cli` (this will install the Grunt command line runner)
+1. Install Node, if you haven't already (available at the link above)
+1. Install the Grunt command line runner (if you haven't already); on the command line, run `npm install -g grunt-cli`
 1. Clone the openseadragon repository
 1. On the command line, go in to the openseadragon folder
 1. Run `npm install`