diff --git a/inventory/service/group_vars/graphite.yaml b/inventory/service/group_vars/graphite.yaml
index 25753b7eed..028e179a5f 100644
--- a/inventory/service/group_vars/graphite.yaml
+++ b/inventory/service/group_vars/graphite.yaml
@@ -12,3 +12,4 @@ iptables_extra_allowed_groups:
   - {'protocol': 'udp', 'port': '8125', 'group': 'nodepool'}
   - {'protocol': 'udp', 'port': '8125', 'group': 'zookeeper'}
   - {'protocol': 'udp', 'port': '8125', 'group': 'zuul'}
+  - {'protocol': 'udp', 'port': '8125', 'group': 'zuul-lb'}