diff --git a/group_vars/cumulus.yaml b/group_vars/cumulus.yaml
index 369da76..1bc72f2 100644
--- a/group_vars/cumulus.yaml
+++ b/group_vars/cumulus.yaml
@@ -1,8 +1,7 @@
----
 default_base_path: /opt/cumulus
 default_chain_spec_dl_url: https://raw.githubusercontent.com/paritytech/polkadot-sdk/master/cumulus/parachains/chain-specs/{{
   default_network }}.json
-default_client_version: polkadot-stable2409-1
+default_client_version: polkadot-stable2409-2
 default_database: paritydb
 default_database_path: '{{ default_base_path }}/chains'
 default_download_base_url: https://github.com/paritytech/polkadot-sdk/releases/download/
diff --git a/group_vars/polkadot.yaml b/group_vars/polkadot.yaml
index fef2d3c..4295056 100644
--- a/group_vars/polkadot.yaml
+++ b/group_vars/polkadot.yaml
@@ -1,28 +1,25 @@
----
 default_auxiliary_binary_path: /usr/libexec
 default_base_path: /opt/polkadot
-default_chain_spec: "{{ default_base_path }}/{{ default_network }}.json"
-default_chain_spec_dl_url:
-  https://raw.githubusercontent.com/paritytech/polkadot-sdk/master/polkadot/node/service/chain-specs/{{
+default_chain_spec: '{{ default_base_path }}/{{ default_network }}.json'
+default_chain_spec_dl_url: https://raw.githubusercontent.com/paritytech/polkadot-sdk/master/polkadot/node/service/chain-specs/{{
   default_network }}.json
-default_client_version: polkadot-stable2409-1
+default_client_version: polkadot-stable2409-2
 default_database: paritydb
 default_database_path: /opt/polkadot/chains
 default_download_base_url: https://github.com/paritytech/polkadot-sdk/releases/download/
-default_download_url: "{{ default_download_base_url }}{{ default_client_version }}/polkadot"
-default_download_url_execute:
-  "{{ default_download_base_url }}{{ default_client_version
-  }}/polkadot-execute-worker"
-default_download_url_prepare:
-  "{{ default_download_base_url }}{{ default_client_version
-  }}/polkadot-prepare-worker"
-default_download_polkadotSHA256: "https://github.com/paritytech/polkadot-sdk/releases/download/{{ default_client_version }}/polkadot.sha256"
-default_group: "{{ service_users['polkadot'] }}"
+default_download_polkadotSHA256: https://github.com/paritytech/polkadot-sdk/releases/download/{{
+  default_client_version }}/polkadot.sha256
+default_download_url: '{{ default_download_base_url }}{{ default_client_version }}/polkadot'
+default_download_url_execute: '{{ default_download_base_url }}{{ default_client_version
+  }}/polkadot-execute-worker'
+default_download_url_prepare: '{{ default_download_base_url }}{{ default_client_version
+  }}/polkadot-prepare-worker'
+default_group: '{{ service_users[''polkadot''] }}'
+default_inet_p2p_port: 30333
+default_inet_p2p_port_ws: 30334
 default_log_level: info
 default_network: polkadot
 default_node_type: validator
-default_inet_p2p_port: 30333
-default_inet_p2p_port_ws: 30334
 default_p2p_port: 30333
 default_p2p_port_ws: 30334
 default_p2p_port_wss: 30335
@@ -31,7 +28,7 @@ default_rpc_para_port: 9955
 default_secure_rpc_port: 42100
 default_service: polkadot
 default_telemetry_url: wss://telemetry-backend.w3f.community/submit/ 1
-default_user: "{{ service_users['polkadot'] }}"
+default_user: '{{ service_users[''polkadot''] }}'
 inet_p2p_port: 30333
 inet_p2p_port_ws: 30334
 inet_rpc_port: 9944