Update README.md

In the Elm section, added instruction to install elm package prior to elm make src/elm/Main.elm --output src/static/bundle.js.

1 files changed, 7 insertions, 1 deletions

diff --git a/README.md b/README.md
index 1bf4a62..59d0e89 100644
--- a/README.md
+++ b/README.md
@@ -146,7 +146,13 @@ main =
     text "Hello Electron. I'm Elm."
 ```
 
-Now let's turn this Elm code into javascript. Elm will also install some packages.
+Now let's turn this Elm code into javascript. 
+First, install elm package using:
+
+```
+sudo npm install -g elm
+```
+Once installed, issue "elm make" command below that will turn the Elm code into javascript. Elm will also install some packages.
 
 ```
 $ elm make src/elm/Main.elm --output src/static/bundle.js