diff --git a/hosts/physiques/cephiroth/ceph.nix b/hosts/physiques/cephiroth/ceph.nix
index 0cbf089..484142a 100644
--- a/hosts/physiques/cephiroth/ceph.nix
+++ b/hosts/physiques/cephiroth/ceph.nix
@@ -48,6 +48,8 @@
       fsid = "af0a334a-3356-4fb6-800c-95b4a99232c0";
       monHost = "172.16.6.3";
       monInitialMembers = "cephiroth";
+      publicNetwork = "172.16.4.0/8";
+      clusterNetwork = "172.16.6.0/8";
     };
 
     client = {