Update README.md
@ -140,7 +140,7 @@ Finally, make the DNS server and update Key available to `acme.sh`
```
export NSUPDATE_SERVER="dns.example.com"
export NSUPDATE_KEY="aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa=="
export NSUPDATE_KEY="/path/to/your/nsupdate.key"
Ok, let's issue a cert now: