diff --git a/ansible/group_vars/nimbus.fluffy.yml b/ansible/group_vars/nimbus.fluffy.yml
index 784977b..ab4fb39 100644
--- a/ansible/group_vars/nimbus.fluffy.yml
+++ b/ansible/group_vars/nimbus.fluffy.yml
@@ -6,7 +6,7 @@ nimbus_fluffy_repo_branch: 'master'
 nimbus_fluffy_log_level: 'INFO'
 # Ports
 nimbus_fluffy_host_index: '{{ groups["nimbus.fluffy"].index(inventory_hostname) }}'
-nimbus_fluffy_listening_addr: '194.33.43.{{ (32 * (nimbus_fluffy_host_index|int + 1)) + index|int }}'
+nimbus_fluffy_listening_addr: '194.33.43.{{ (32 * (nimbus_fluffy_host_index|int + 1)) + index|int - 1 }}'
 nimbus_fluffy_public_address: '{{ nimbus_fluffy_listening_addr }}'
 nimbus_fluffy_listening_port:   9100
 nimbus_fluffy_metrics_port: '{{ 9200 + index|int }}'