diff --git a/utils/tests/swarm/extend_inventory.py b/utils/tests/swarm/extend_inventory.py
index 38d6d328b5..46999d27d7 100755
--- a/utils/tests/swarm/extend_inventory.py
+++ b/utils/tests/swarm/extend_inventory.py
@@ -86,7 +86,7 @@ def main() -> int:
     closure = derive_includes(app_id)
     group_hosts = _host_topology(app_id) + _placement_dep_groups(app_id)
     if "svc-virt-kata" in closure:
-        group_hosts.extend(("svc-virt-kata", host) for host in (_MANAGER, _WORKERS[-1]))
+        group_hosts.extend(("svc-virt-kata", host) for host in (_MANAGER, *_WORKERS))
     group_hosts.extend(
         repo_placements(
             app_closure=closure,