@@ -384,6 +384,10 @@ The next exercise demonstrates how to do this.

         $ docker stop mysite

         $ docker rm mysite

+> **Note**: There is a [known

+> issue](https://docs.docker.com/machine/drivers/virtualbox/#known-issues) that

+> may cause files shared with your nginx container to not update correctly as you

+> modify them on your host.

 ## Upgrade Docker Toolbox

@@ -345,6 +345,11 @@ reported to you using:

 Typically, the IP is 192.168.59.103, but it could get changed by VirtualBox's

 DHCP implementation.

+> **Note**: There is a [known

+> issue](https://docs.docker.com/machine/drivers/virtualbox/#known-issues) that

+> may cause files shared with your nginx container to not update correctly as you

+> modify them on your host.

+

 ## Login with PUTTY instead of using the CMD

 Docker Machine generates and uses the public/private key pair in your