diff --git a/group_vars/reverseproxy.yml b/group_vars/reverseproxy.yml
index 15ba99aa..342d671f 100644
--- a/group_vars/reverseproxy.yml
+++ b/group_vars/reverseproxy.yml
@@ -55,6 +55,7 @@ nginx:
     - {from: pad.crans.org, to: "172.16.10.130:9001"}
     - {from: zero.crans.org, to: 172.16.10.130}
     - {from: ethercalc.crans.org, to: "172.16.10.133:8000"}
+    - {from: roundcube.crans.org, to: 172.16.10.107}
     # - {from: belenios.crans.org, to: 172.16.10.111}
     #    - {from: mailman.crans.org, to: 10.231.136.180}
     #
diff --git a/hosts b/hosts
index e0eaaaaf..280b1da7 100644
--- a/hosts
+++ b/hosts
@@ -107,6 +107,7 @@ tracker.adm.crans.org
 jitsi.adm.crans.org
 #ethercalc-srv.adm.crans.org
 kenobi.adm.crans.org
+roundcube.adm.crans.org
 horde.adm.crans.org
 
 [ovh_physical]
diff --git a/plays/network-interfaces.yml b/plays/network-interfaces.yml
index d88f6e58..bdba54eb 100755
--- a/plays/network-interfaces.yml
+++ b/plays/network-interfaces.yml
@@ -1,6 +1,6 @@
 #!/usr/bin/env ansible-playbook
 ---
-- hosts: voyager.adm.crans.org,boeing.adm.crans.org,fluxx.adm.crans.org,hodaur.adm.crans.org,unifi.adm.crans.org,kiwi.adm.crans.org,monitoring.adm.crans.org
+- hosts: voyager.adm.crans.org,boeing.adm.crans.org,fluxx.adm.crans.org,hodaur.adm.crans.org,unifi.adm.crans.org,kiwi.adm.crans.org,roundcube.adm.crans.org,monitoring.adm.crans.org
   vars:
     vlan:
       - name: srv