diff --git a/assets/etc/kubernetes/armada-loader/assets/charts/calico/values.yaml b/assets/etc/kubernetes/armada-loader/assets/charts/calico/values.yaml
index 1badf59b..0e7473e5 100644
--- a/assets/etc/kubernetes/armada-loader/assets/charts/calico/values.yaml
+++ b/assets/etc/kubernetes/armada-loader/assets/charts/calico/values.yaml
@@ -1,4 +1,6 @@
 calico:
+  # Interface used with IP_AUTODETECTION_METHOD=interface=...
+  interface: null
   pod_ip_cidr: 10.97.0.0/16
   etcd:
     credentials:
diff --git a/promenade/templates/genesis/etc/kubernetes/armada-loader/assets/promenade-armada.yaml b/promenade/templates/genesis/etc/kubernetes/armada-loader/assets/promenade-armada.yaml
index bafe8b08..e8acb664 100644
--- a/promenade/templates/genesis/etc/kubernetes/armada-loader/assets/promenade-armada.yaml
+++ b/promenade/templates/genesis/etc/kubernetes/armada-loader/assets/promenade-armada.yaml
@@ -40,6 +40,9 @@ data:
   timeout: 600
   values:
     calico:
+      {%- if config['Network']['calico_interface'] is defined %}
+      interface: {{ config['Network']['calico_interface'] }}
+      {%- endif %}
       etcd:
         credentials:
           ca: |-