Parsefail - no propagation seconds

Content of renewal config file:

# renew_before_expiry = 30 days
version = 1.15.0
archive_dir = /etc/letsencrypt/archive/grembeirn.duckdns.org
cert = /etc/letsencrypt/live/grembeirn.duckdns.org/cert.pem
privkey = /etc/letsencrypt/live/grembeirn.duckdns.org/privkey.pem
chain = /etc/letsencrypt/live/grembeirn.duckdns.org/chain.pem
fullchain = /etc/letsencrypt/live/grembeirn.duckdns.org/fullchain.pem

# Options used in the renewal process
[renewalparams]
account = my account :slight_smile: 
pref_challs = dns-01,
authenticator = dns-duckdns
dns_duckdns_propagation_seconds = 60
dns_duckdns_token = my token :slight_smile: 
server = https://acme-v02.api.letsencrypt.org/directory