diff --git a/routlin/health.py b/routlin/health.py
index 8e5df29..77e96eb 100644
--- a/routlin/health.py
+++ b/routlin/health.py
@@ -65,8 +65,7 @@ def _vlan_service_name(vlan, iface):
 def _radius_enabled(data):
     return any(
         r.get("radius_client") is True
-        for v in data.get("vlans", [])
-        for r in v.get("reservations", [])
+        for r in data.get("dhcp_reservations", [])
     )
 
 def _avahi_enabled(data):