diff --git a/roles/router/templates/keepalived-aurore.conf b/roles/router/templates/keepalived-aurore.conf
index 44e2247..514bc9c 100644
--- a/roles/router/templates/keepalived-aurore.conf
+++ b/roles/router/templates/keepalived-aurore.conf
@@ -197,7 +197,7 @@ vrrp_instance VI_ROUT_aurore_IPv6 {
     2a09:6840:131::254/64 dev ens23 scope global
 
     # VLAN 121: Interco Crans
-    185.230.77.253/30 brd 185.230.77.255 dev ens2 scope global
+    2a0c:700:2001::1/126 dev ens2 scope global
   }
 
   virtual_routes {