diff --git a/build/run/docker-entrypoint/init.d/30-postfix.sh b/build/run/docker-entrypoint/init.d/30-postfix.sh
index 9f368aa..8add629 100755
--- a/build/run/docker-entrypoint/init.d/30-postfix.sh
+++ b/build/run/docker-entrypoint/init.d/30-postfix.sh
@@ -34,7 +34,7 @@ fi
 addmx=(${MYVEMAIL_DOMAIN})
 addmx+=(${MYVEMAIL_ADDMX//,/ })
 echo -n | tee /etc/postfix/{helo_access,{whitelisted,blacklisted}_{domains,emails}} >/dev/null
-echo "*outbound.protection.outlook.com			OK Outlook helos" >/etc/postfix/helo_access
+echo ".outbound.protection.outlook.com			OK Outlook helos" >/etc/postfix/helo_access
 for domain in ${addmx[@]}
 do
     echo "${domain}			OK Primary and backup mail servers" | tee -a /etc/postfix/helo_access >/dev/null