diff --git a/ansible/group_vars/nimbus-prater-unstable-libp2p-stable.yml b/ansible/group_vars/nimbus-prater-unstable-libp2p-stable.yml
index 8c8adce..64daa4a 100644
--- a/ansible/group_vars/nimbus-prater-unstable-libp2p-stable.yml
+++ b/ansible/group_vars/nimbus-prater-unstable-libp2p-stable.yml
@@ -1,4 +1,4 @@
 ---
 beacon_node_cont_tag: 'unstable-libp2p-stable-large'
 dist_validators_layout:
-  "u-libp2p-s-large-01.aws-eu-central-1a.nimbus.prater": { start: 37500, end: 40000 } # 2500
+  "u-libp2p-s-large-01.aws-eu-central-1a.nimbus.prater": { start: 37500, end: 38750 } # 1250
diff --git a/ansible/group_vars/nimbus-prater-unstable-libp2p-unstable.yml b/ansible/group_vars/nimbus-prater-unstable-libp2p-unstable.yml
new file mode 100644
index 0000000..91620ac
--- /dev/null
+++ b/ansible/group_vars/nimbus-prater-unstable-libp2p-unstable.yml
@@ -0,0 +1,4 @@
+---
+beacon_node_cont_tag: 'unstable-libp2p-unstable-large'
+dist_validators_layout:
+  "u-libp2p-u-large-01.aws-eu-central-1a.nimbus.prater": { start: 38750, end: 40000 } # 1250
diff --git a/ansible/prater.yml b/ansible/prater.yml
index 1e7d7ac..1acf7cd 100644
--- a/ansible/prater.yml
+++ b/ansible/prater.yml
@@ -25,6 +25,7 @@
     - nimbus-prater-testing
     - nimbus-prater-unstable
     - nimbus-prater-unstable-libp2p-stable
+    - nimbus-prater-unstable-libp2p-unstable
   pre_tasks:
     - name: Discover Goerli Geth WebSocket endpoint
       tags: [ infra-role-beacon-node, beacon-node ]