Connection refused - connect(2) for nil port 80

[plademan]

$ asciidoctor-confluence --host REDACTED --spaceKey REDACTED --title Troubleshooting --update --username REDACTED --password REDACTED --pageid 1186267139 index.adoc An error occurred, the page has not been updated because: Failed to open TCP connection to :80 (Connection refused - connect(2) for nil port 80)

Is there an SSL option?