diff --git a/ansible/group_vars/nimbus.prater.yml b/ansible/group_vars/nimbus.prater.yml
index 33a4bf4..f732357 100644
--- a/ansible/group_vars/nimbus.prater.yml
+++ b/ansible/group_vars/nimbus.prater.yml
@@ -1,7 +1,5 @@
 ---
 # Not pretty but avoids useless files
-node_size: |-
-  {{ (hostname is search("large")) | ternary("large", "small") }}
 node_branch: |-
   {{ (hostname is search("unstable")) | ternary("unstable", (
      (hostname is search("testing")) | ternary("testing", (
@@ -11,12 +9,21 @@ node_branch: |-
   )))))))) }}
 
 # TEMPORARY switch for Prater Altair transition
-beacon_node_cont_image: 'statusteam/nimbus_beacon_node:unstable-{{ node_size }}'
-beacon_node_cont_tag: '{{ node_branch }}-{{ node_size }}'
+beacon_node_repo_branch: 'unstable' # '{{ node_branch }}'
 beacon_node_network: 'prater'
+beacon_node_service_name: 'beacon-node-{{ beacon_node_network }}-{{ node_branch }}'
 
-# Peers
+# Ports
+beacon_node_discovery_port: 9000
+beacon_node_listening_port: 9000
+beacon_node_metrics_port:   9200
+beacon_node_rest_port:      9300
+beacon_node_rpc_port:       9900
+beacon_node_rpc_enabled:    true
+
+# Tuning
 beacon_node_max_peers: 300
+beacon_node_threads: '{{ (beacon_node_repo_branch == "testing") | ternary(4, 1) }}'
 
 # Windows service user
 beacon_node_service_user_pass: '{{lookup("bitwarden", "nimbus/windows", field="password")}}'
diff --git a/ansible/prater.yml b/ansible/prater.yml
index bddd542..f4541b1 100644
--- a/ansible/prater.yml
+++ b/ansible/prater.yml
@@ -22,7 +22,7 @@
   roles:
     - role: get-geth-web3-urls
       tags: get-geth-web3-urls
-    - role: infra-role-beacon-node-docker
+    - role: infra-role-beacon-node-linux
       tags: beacon-node
 
 - name: Deploy mainnet linux beacon nodes
@@ -93,6 +93,7 @@
       vars:
         beacon_node_repo_branch: '{{ node.branch }}'
         beacon_node_build_frequency: '{{ node.build_frequency }}'
+        beacon_node_build_start_time: '{{ node.build_start }}'
         beacon_node_discovery_port: '{{ 9000 + port_offset }}'
         beacon_node_listening_port: '{{ 9000 + port_offset }}'
         beacon_node_metrics_port:   '{{ 9200 + port_offset }}'
@@ -101,9 +102,9 @@
         beacon_node_dist_validators_start: '{{ node.start }}'
         beacon_node_dist_validators_end: '{{ node.end }}'
       with_items:
-        - { branch: 'stable',   start: 0, end: 0, beacon_node_build_start_time: {'hour': '12', 'minute': '00'} }
-        - { branch: 'testing',  start: 0, end: 0, beacon_node_build_start_time: {'hour': '14', 'minute': '00'} }
-        - { branch: 'unstable', start: 0, end: 0, beacon_node_build_start_time: {'hour': '16', 'minute': '00'} }
+        - { branch: 'stable',   start: 0, end: 0, build_start: {'hour': '12', 'minute': '00'} }
+        - { branch: 'testing',  start: 0, end: 0, build_start: {'hour': '14', 'minute': '00'} }
+        - { branch: 'unstable', start: 0, end: 0, build_start: {'hour': '16', 'minute': '00'} }
       loop_control:
         loop_var: node
         index_var: port_offset
diff --git a/ansible/requirements.yml b/ansible/requirements.yml
index 1a8dc09..50d63a6 100644
--- a/ansible/requirements.yml
+++ b/ansible/requirements.yml
@@ -41,17 +41,17 @@
 
 - name: infra-role-beacon-node-linux
   src: git@github.com:status-im/infra-role-beacon-node-linux.git
-  version: 75e8e7199302e8980da8870e056b9eefebd7edde
+  version: c8125f1a289acc78067642d4732f119995eccde6
   scm: git
 
 - name: infra-role-beacon-node-windows
   src: git@github.com:status-im/infra-role-beacon-node-windows.git
-  version: 6a60f7e41263ba147e403833d752bae047b8ad38
+  version: 4e0ef739b0cdcca6ab902701b999149fe787ac5b
   scm: git
 
 - name: infra-role-beacon-node-macos
   src: git@github.com:status-im/infra-role-beacon-node-macos.git
-  version: 4852faf929f3f6f27d611a43bf4e75a49aabf28c
+  version: 32bb0097ed4db170aee39e139fd7d2c3ee440b0f
   scm: git
 
 - name: infra-role-dist-validators