diff --git a/README.md b/README.md
index 58beeac..90e1886 100644
--- a/README.md
+++ b/README.md
@@ -29,6 +29,12 @@ Your app is ready to be deployed!
 
 See the section about [deployment](https://facebook.github.io/create-react-app/docs/deployment) for more information.
 
+### `npm run dev`
+
+Runs the app in the development mode.\
+Open [http://localhost:3000](http://localhost:3000) to view it in your browser. It concurrently runs the nodejs server that
+contains the stripe api calls to process transactions.
+
 ### `npm run eject`
 
 **Note: this is a one-way operation. Once you `eject`, you can't go back!**