diff --git a/group_vars/zabbix-server.yml b/group_vars/zabbix-server.yml
index 63b9ec6..51574ce 100644
--- a/group_vars/zabbix-server.yml
+++ b/group_vars/zabbix-server.yml
@@ -6,4 +6,5 @@ pg_hba_extra:
   address: ''
   method: md5
 smtp_mynetworks:
-- localhost
+- '[::1]'
+- 127.0.0.7