Browsersync recipe doesn't seem to work

[pajtai]

https://github.com/voorhoede/front-end-tooling-recipes/blob/master/express-with-nodemon-browsersync/index.js

The above doesn't refresh the browser when changes are made the node files. With open: true, it can open a new tab for each refresh, but I can't get it to refresh the existing tab on restart.