diff --git a/puppet/kandra/files/nagios4/conf.d/services.cfg b/puppet/kandra/files/nagios4/conf.d/services.cfg
index 3c1cd6be9d..c487e4910c 100644
--- a/puppet/kandra/files/nagios4/conf.d/services.cfg
+++ b/puppet/kandra/files/nagios4/conf.d/services.cfg
@@ -279,7 +279,7 @@ define service {
         # Workaround weird checks 40s after first error causing alerts
         # from a single failure because cron hasn't run again yet
         max_check_attempts              3
-        contact_groups                  page_admins
+        contact_groups                  page_admins_and_warn_czo
 }
 
 define service {
diff --git a/puppet/kandra/templates/nagios4/contacts.cfg.template.erb b/puppet/kandra/templates/nagios4/contacts.cfg.template.erb
index 75cbc02eed..fefd83e76b 100644
--- a/puppet/kandra/templates/nagios4/contacts.cfg.template.erb
+++ b/puppet/kandra/templates/nagios4/contacts.cfg.template.erb
@@ -59,6 +59,19 @@ define contact {
        host_notification_commands      notify-host-by-zulip
 }
 
+define contact {
+       contact_name                    kandra-ops-in-czo-warnings
+       alias                           Notify kandra-ops on chat.zulip.org on warnings
+       service_notifications_enabled   1
+       host_notifications_enabled      0
+       service_notification_period     24x7
+       host_notification_period        24x7
+       service_notification_options    w,r
+       host_notification_options       n
+       service_notification_commands   notify-service-by-zulip
+       host_notification_commands      notify-host-by-zulip
+}
+
 ###############################################################################
 ###############################################################################
 #
@@ -79,6 +92,12 @@ define contactgroup{
         members                 monitoring,pager
         }
 
+define contactgroup{
+        contactgroup_name       page_admins_and_warn_czo
+        alias                   Nagios Administrators
+        members                 monitoring,pager,kandra-ops-in-czo-warnings
+        }
+
 define contactgroup{
         contactgroup_name       ops_message
         alias                   Message admins on CZO