diff --git a/README.md b/README.md
index 1ec2294..6a687df 100644
--- a/README.md
+++ b/README.md
@@ -152,12 +152,14 @@ inverters.allow_all = false   # True: allow inverters, even if we have no invert
 [inverters."R17xxxxxxxxxxxx1"]
 node_id = 'inv1'              # Optional, MQTT replacement for inverters serial number  
 suggested_area = 'roof'       # Optional, suggested installation area for home-assistant
+modbus_polling = false        # Disable optional MODBUS polling for GEN3 inverter
 pv1 = {type = 'RSM40-8-395M', manufacturer = 'Risen'}   # Optional, PV module descr
 pv2 = {type = 'RSM40-8-395M', manufacturer = 'Risen'}   # Optional, PV module descr
 
 [inverters."R17xxxxxxxxxxxx2"]
 node_id = 'inv2'              # Optional, MQTT replacement for inverters serial number  
 suggested_area = 'balcony'    # Optional, suggested installation area for home-assistant
+modbus_polling = false        # Disable optional MODBUS polling for GEN3 inverter
 pv1 = {type = 'RSM40-8-405M', manufacturer = 'Risen'}   # Optional, PV module descr
 pv2 = {type = 'RSM40-8-405M', manufacturer = 'Risen'}   # Optional, PV module descr
 
@@ -165,6 +167,7 @@ pv2 = {type = 'RSM40-8-405M', manufacturer = 'Risen'}   # Optional, PV module de
 monitor_sn = 2000000000       # The "Monitoring SN:" can be found on a sticker enclosed with the inverter
 node_id = 'inv_3'             # MQTT replacement for inverters serial number  
 suggested_area = 'garage'     # suggested installation place for home-assistant
+modbus_polling = false        # Enable optional MODBUS polling for GEN3PLUS inverter
 # if your inverter supports SSL connections you must use the client_mode. Pls, uncomment
 # the next line and configure the fixed IP of your inverter
 #client_mode = {host = '192.168.0.1', port = 8899}