fix subinterface check
diff --git a/sensu/files/sensu.conf b/sensu/files/sensu.conf
index 4c59cdc..322c402 100644
--- a/sensu/files/sensu.conf
+++ b/sensu/files/sensu.conf
@@ -32,7 +32,7 @@
   occurrences: 1
   subscribers:
   - remote-network
-{%- for subinterface_name in device.interface.{{ interface_name }}.subinterface.iteritems() %}
+{%- for subinterface_name in device_name.interface.interface_name.subinterface.iteritems() %}
 remote_{{ device_name }}_{{ subinterface_name|replace('/', '_')|replace('.', '_') }}_interface_up:
   command: "/etc/sensu/plugins/check_snmp_int.pl -H {{ device_name.management.address }} -C {{ device_name.community }} -n ^{{ subinterface_name }}$"
   interval: 60