diff --git a/hosts b/hosts
index b22488d..60ea156 100644
--- a/hosts
+++ b/hosts
@@ -18,6 +18,7 @@ routeur-aurore.adm.auro.re
 routeur-aurore-backup.adm.auro.re
 radius-aurore.adm.auro.re
 dhcp-aurore.adm.auro.re
+dhcp-aurore-backup.adm.auro.re
 dns-aurore.adm.auro.re
 docker-worker1-aurore.adm.auro.re
 proxy-backup.adm.auro.re