Bot Updating Documentation

images/docker-grocy.md

@@ -42,6 +42,10 @@ The architectures supported by this image are:
 Grocy is simple to get running. Configure the container with instructions below, start it, and you can then access it
 by visiting http://your.ip:9283 - once the page loads, you can log in with the default username and password of admin / admin
 
+### Upgrading
+
+Following a container upgrade ensure that you visit the root (`/`) route (click on the logo in the left upper edge) in order to run any necessary database migrations. See [https://github.com/grocy/grocy#how-to-update](https://github.com/grocy/grocy#how-to-update) for more details.
+
 ## Usage
 
 To help you get started creating a container from this image you can either use docker-compose or the docker cli.