diff --git a/config.example.sh b/config.example.sh
index d408fb1..ce8a930 100644
--- a/config.example.sh
+++ b/config.example.sh
@@ -1,8 +1,11 @@
-!/bin/bash
+#!/bin/bash
 
 # degrees in C
 THERMAL_ALERT=75
 
+# see: /sys/class/thermal/thermal_zone*
+THERMAL_ZONE=0
+
 STORAGE_MONITOR=("/")
 
 # must declare associated array explicitly
diff --git a/thermal.sh b/thermal.sh
index 6789af7..263cfb0 100755
--- a/thermal.sh
+++ b/thermal.sh
@@ -1,10 +1,14 @@
 #!/bin/bash
 
+LOCATION=`dirname "$0"`
+
+source "${LOCATION}/config.sh"
+
 # this is currently specific to raspberry-pi
 # since that is the only kind of physical server I have
 # TODO make this work with all temp in class/thermal
-name=$(</sys/class/thermal/thermal_zone0/type)
-mc=$(</sys/class/thermal/thermal_zone0/temp)
+name=$(</sys/class/thermal/thermal_zone${THERMAL_ZONE}/type)
+mc=$(</sys/class/thermal/thermal_zone${THERMAL_ZONE}/temp)
 
 c=`echo "scale=1 ; $mc / 1000.0" | bc -l`
 f=`echo "scale=1 ; $c * 9 / 5 + 32" | bc -l`