diff --git a/snmp-cpu-temp.sh b/snmp-cpu-temp.sh
index a0823a1..d3d2d29 100644
--- a/snmp-cpu-temp.sh
+++ b/snmp-cpu-temp.sh
@@ -3,6 +3,9 @@ if [ "$1" = "-g" ]
 then
 echo .1.3.6.1.2.1.25.1.8
 echo gauge
+# when sensors packages is installed, use this:
 echo `sensors -u | grep temp1_input -m 1 | awk '{print $2}' | sed 's/[0-9][0-9]$//'`
+# otherwise uncomment this and comment out the line above
+#echo `cat /sys/class/thermal/thermal_zone2/temp | sed 's/\(.\)..$/.\1/'`
 fi
 exit 0