diff --git a/ansible/group_vars/store.yml b/ansible/group_vars/store.yml
index 3446932..cfddc36 100644
--- a/ansible/group_vars/store.yml
+++ b/ansible/group_vars/store.yml
@@ -31,6 +31,7 @@ nim_waku_rpc_tcp_port: 8545
 nim_waku_websock_port: 443
 
 # Limits
+nim_waku_max_msg_size: '1024KiB'
 nim_waku_p2p_max_connections: 300
 nim_waku_ip_colocation_limit: 100