diff --git a/host_vars/terenez.cachan-adm.crans.org.yml b/host_vars/terenez.cachan-adm.crans.org.yml
index ec52e13d..9b8435f2 100644
--- a/host_vars/terenez.cachan-adm.crans.org.yml
+++ b/host_vars/terenez.cachan-adm.crans.org.yml
@@ -4,6 +4,7 @@ interfaces:
   cachan_srv: ens19
   infra: ens20
 
+# Don't route to adm so we redefine local network interfaces
 loc_network_interfaces:
   vlan:
     - name: cachan_srv
@@ -18,6 +19,11 @@ loc_network_interfaces:
       id: 11
       dns: "{{ query('ldap', 'ip', 'routeur-gulp', 'infra') | ipv4 | first }}"
 
+loc_ntp_server:
+  open:
+    - 172.17.10.0/24
+    - 172.16.32.0/22
+
 loc_wireguard:
   tunnels:
     - name: "gulp"
diff --git a/hosts b/hosts
index ee5d8159..45574da4 100644
--- a/hosts
+++ b/hosts
@@ -136,6 +136,7 @@ wiki
 [ntp_server]
 charybde.cachan-adm.crans.org
 eclat.adm.crans.org
+terenez.cachan-adm.crans.org
 
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