diff --git a/certbotd.sh b/certbotd.sh
index b5303d3..d7c901f 100755
--- a/certbotd.sh
+++ b/certbotd.sh
@@ -94,7 +94,7 @@ case $1 in
           test -d "/etc/letsencrypt/live/${domain}" && continue
 
           # Ignore non local domains
-          if ! nslookup "${domain}" 8.8.8.8 | grep -qE "^(${SUTTY_ADDRESSES// /|})$" ; then
+          if ! nslookup "${domain}" 8.8.8.8 | grep -qE "(${SUTTY_ADDRESSES// /|})" ; then
             echo "${domain} is not configured to any Sutty node or DNS records are still cached, ignoring for now"
             continue
           fi