diff --git a/src/scripts/run_certbot.sh b/src/scripts/run_certbot.sh
index 7be3067..066799b 100644
--- a/src/scripts/run_certbot.sh
+++ b/src/scripts/run_certbot.sh
@@ -14,7 +14,10 @@ set -x
 # Loop over every domain we can find
 for domain in $(parse_domains); do
     if is_renewal_required $domain; then
+        # Renewal required for this doman.
+        # Last one happened over a week ago (or never)
         if get_certificate $domain $CERTBOT_EMAIL; then
+            # Renewal successful. Update timestamp...
             update_renewal_timestamp $domain
         else
             error "Cerbot failed for $domain. Check the logs for details."