diff --git a/ops/nixos/lib/blade-router.nix b/ops/nixos/lib/blade-router.nix
index ef08070881..0c2ed7e545 100644
--- a/ops/nixos/lib/blade-router.nix
+++ b/ops/nixos/lib/blade-router.nix
@@ -2,9 +2,26 @@
 #
 # SPDX-License-Identifier: Apache-2.0
 
-{ lib, config, ... }:
+{ lib, config, pkgs, ... }:
 with lib;
-{
+let
+  notifyBird = pkgs.writeScript "blade-router-vrrp-bird.sh" ''
+    ENDSTATE=$3
+    NAME=$2
+    TYPE=$1
+
+    case $ENDSTATE in
+        "MASTER") birdc enable export4
+                  birdc enable export6
+                  exit 0
+                  ;;
+        *)        birdc disable export4
+                  birdc disable export6
+                  exit 0
+                  ;;
+    esac
+  '';
+in {
   imports = [
     ../lib/bgp.nix
   ];
@@ -112,7 +129,7 @@ with lib;
       };
     in {
       enable = true;
-      vrrpInstances.mgmtGateway = mgmtBase // {
+      vrrpInstances.mgmtGateway4 = mgmtBase // {
         virtualIps = [
           { addr = "10.100.0.1/23"; }
           { addr = "${config.my.blade-router.addresses.br-public-vip.v4.addr}/${toString config.my.blade-router.addresses.br-public-vip.v4.prefixLength}"; dev = "br-public"; }
@@ -126,6 +143,15 @@ with lib;
         ];
         virtualRouterId = 2;
       };
+      extraConfig = ''
+        vrrp_sync_group mgmtGateway {
+          group {
+            mgmtGateway4
+            mgmtGateway6
+          }
+          notify ${notifyBird}
+        }
+      '';
     };
   
     services.radvd = {