Update README.md

Author: janvda

README.md

@@ -20,7 +20,7 @@ This application can easily be installed through following steps:
 2. clone this github repository (this can be done on any device where git is installed) through the following command `git clone https://github.com/janvda/balena-edge-device-monitoring.git` (instead of directly cloning the repository it migh be better to fork the github repository and then clone this forked repository).
 3. Move into this repository by command `cd balena-edge-device-monitoring`
 4. Add balena git remote endpoint by running the command `git remote add balena <USERNAME>@git.www.balena.io:<USERNAME>/<APPNAME>.git`
-5. push the repository to balena by the command `git push balena` (maybe you need to add the option `--force` the first time you are deploying).
+5. push the repository to balena by the command `git push balena master` (maybe you need to add the option `--force` the first time you are deploying).
 
 ## Updating / Adding new Grafana Dashboards
 
@@ -30,4 +30,4 @@ If you want to add a new Grafana dashboard then this can be done through followi
 2. From the settings menu in Grafana UI select `View JSON` and copy the complete json file (**don't use the grafana UI `export` feature** as this will template the datasource and will not work due to that).
 3. Save the json contents you have copied in previous step into a new file in folder `grafana\dashboards` with extension .json  (e.g. `mydashboard-02.json`)
 4. Substitute the ID number you can find in that file just after field `"graphTooltip"` by `null`.  E.g. ` "id": 1,` should be changed into ` "id": null,`
-5. Commit your changes in git and push them to your balena git remote endpoint (`git push balena`)
+5. Commit your changes in git and push them to your balena git remote endpoint (`git push balena master`)