Update README.md (facebook#3645)

elie222 · Pavel Zhytko · commit 2bbabec8a635 · 2018-07-10T21:06:43.000+03:00
diff --git a/packages/react-scripts/template/README.md b/packages/react-scripts/template/README.md
@@ -2131,7 +2131,7 @@ In this case, ensure that the file is there with the proper lettercase and that
 **To do a manual deploy to Netlify’s CDN:**
 
 ```sh
-npm install netlify-cli
+npm install netlify-cli -g
 netlify deploy
 ```
 
