diff --git a/host_vars/ns-master.int.infra.auro.re/knotd.yml b/host_vars/ns-master.int.infra.auro.re/knotd.yml
index fb06777..1520cc2 100644
--- a/host_vars/ns-master.int.infra.auro.re/knotd.yml
+++ b/host_vars/ns-master.int.infra.auro.re/knotd.yml
@@ -426,6 +426,9 @@ knotd__zones:
       ec-1.core.sw:
         #- 2a09:6840:207::3:1
         - 10.207.3.1
+      r3-1.core.sw:
+        #- 2a09:6840:207::4:1
+        - 10.207.4.1
 
   108.66.45.in-addr.arpa:
     dnssec_policy: ripe