diff --git a/docs/content/faq.md b/docs/content/faq.md
index 428ceccb1..2a8310e12 100644
--- a/docs/content/faq.md
+++ b/docs/content/faq.md
@@ -123,3 +123,9 @@ mkdir -p /etc/ssl/certs/
 curl -o /etc/ssl/certs/ca-certificates.crt https://raw.githubusercontent.com/bagder/ca-bundle/master/ca-bundle.crt
 ntpclient -s -h pool.ntp.org
 ```
+
+Note that you may need to add the `--insecure` option to the `curl` command line if it doesn't work without.
+
+```
+curl --insecure -o /etc/ssl/certs/ca-certificates.crt https://raw.githubusercontent.com/bagder/ca-bundle/master/ca-bundle.crt
+```