diff --git a/example-octograph.ini b/example-octograph.ini
index 811bf13..9142191 100644
--- a/example-octograph.ini
+++ b/example-octograph.ini
@@ -25,3 +25,9 @@ mpan = 12345
 serial_number = 12A3456
 standing_charge = 16.80
 unit_rate = 3.03
+# 1 for SMETS1 meters, 2 for SMETS2 meters
+meter_type = 1
+# volume correction factor, and calorific values used to convert SMETS2 consumption from m^3 to kWh
+# Defaults are typically used values. Your energy bill will show you the values used for your supply.
+volume_correction_factor = 1.02264
+calorific_value = 40