diff --git a/roles/nagios_server/templates/nagios/hostgroups/all.cfg.j2 b/roles/nagios_server/templates/nagios/hostgroups/all.cfg.j2
index a71e53dfca..d6f4a9e523 100644
--- a/roles/nagios_server/templates/nagios/hostgroups/all.cfg.j2
+++ b/roles/nagios_server/templates/nagios/hostgroups/all.cfg.j2
@@ -8,7 +8,7 @@
 define hostgroup{
        hostgroup_name all
        alias          all
-       members        {% for host in groups['all'] %}{% if (hostvars[host].env is defined) and (hostvars[host].env == 'staging') %} {{host}}, {% endif %} {% endfor %} 
+       members        {% for host in groups['all'] %}{% if (hostvars[host].env is defined) and (hostvars[host].env == 'staging') and (if hostvars[host].datacenter == 'phx2') %} {{host}}, {% endif %} {% endfor %} 
 
 }