diff --git a/ansible/group_vars/nimbus-mainnet-small.yml b/ansible/group_vars/nimbus-mainnet-small.yml
index b556492..704f4da 100644
--- a/ansible/group_vars/nimbus-mainnet-small.yml
+++ b/ansible/group_vars/nimbus-mainnet-small.yml
@@ -2,3 +2,6 @@
 beacon_node_network: 'mainnet'
 beacon_node_cont_tag: 'stable-small'
 beacon_node_web3_url: 'wss://mainnet.infura.io/ws/v3/9e2f2cc13f70432f8b87dbe7d51b81db'
+
+# WARNING: Since these are Eth 2 bootnodes we need to keep the keys and IPs unchanged.
+beacon_node_netkey: '{{lookup("passwordstore","service/Nimbus/netkey/"+hostname)}}'
diff --git a/mainnet.tf b/mainnet.tf
index 8ca0e35..cbc685d 100644
--- a/mainnet.tf
+++ b/mainnet.tf
@@ -1,3 +1,4 @@
+/* WARNING: These are bootnodes and losing their IPs and private keys would be bad. */
 module "nimbus_nodes_mainnet_stable_small" {
   source = "github.com/status-im/infra-tf-amazon-web-services"