diff --git a/hosts b/hosts
index 670a8c8..1471933 100644
--- a/hosts
+++ b/hosts
@@ -104,6 +104,7 @@ routeur-edc.adm.auro.re
 dns-edc.adm.auro.re
 dns-edc-backup.adm.auro.re
 dhcp-edc.adm.auro.re
+dhcp-edc-backup.adm.auro.re
 unifi-edc.adm.auro.re
 radius-edc.adm.auro.re
 radius-edc-backup.adm.auro.re
@@ -193,7 +194,8 @@ dhcp-fleming.adm.auro.re
 dhcp-fleming-backup.adm.auro.re
 #dhcp-pacaterie.adm.auro.re
 #dhcp-pacaterie-backup.adm.auro.re
-#dhcp-edc.adm.auro.re
+#dhcp-edc.adm.auro.re # WARNING: wrong interface names!!!
+dhcp-edc-backup.adm.auro.re
 #dhcp-gs.adm.auro.re
 
 [rdns_main]