diff --git a/modules/rhizo_base/manifests/init.pp b/modules/rhizo_base/manifests/init.pp
index a51fc33..1606e01 100644
--- a/modules/rhizo_base/manifests/init.pp
+++ b/modules/rhizo_base/manifests/init.pp
@@ -72,6 +72,7 @@ class rhizo_base {
   $riak_ip_address = hiera('rhizo::riak_ip_address', $vpn_ip_address)
   $sip_central_ip_address = hiera('rhizo::sip_central_ip_address')
   $latency_check_address = hiera('rhizo::latency_check_address','1.1.1.1')
+  $latency_check_vpn     = hiera('rhizo::latency_check_vpn','10.23.0.2')
 
   # SITE settings
   # rate type can be "call" or "min"
diff --git a/modules/rhizo_base/templates/vars.sh.erb b/modules/rhizo_base/templates/vars.sh.erb
index 35f8887..43f90f0 100644
--- a/modules/rhizo_base/templates/vars.sh.erb
+++ b/modules/rhizo_base/templates/vars.sh.erb
@@ -18,8 +18,8 @@ BTS2=<%= @bts2_ip_address %>
 BTS3=<%= @bts3_ip_address %>
 <% end -%>
 
-LATENCY_HOST=1.1.1.1
-LATENCY_TINC=10.23.0.14
+LATENCY_HOST=<%= @latency_check_address %>
+LATENCY_TINC=<%= @latency_check_vpn %>
 STAT_DISK=sda1
 STAT_IF=enp0s3