diff --git a/README.md b/README.md
index 4805658..be21ce6 100644
--- a/README.md
+++ b/README.md
@@ -69,6 +69,8 @@ Set **RADIO_NODE_ADDRESS** to change it's 5 byte address if you feel like it.
 
 Set **RADIO_PA_LEVEL** to adjust the transmit power level if needed (higher power, higher current consumption)
 
+Set **ENABLE_LNA** to true or false to enable or disable the Low Noise Amplifier on the NRF modules if it has one.
+
 ## The hardware :
 Here is a list of the parts used to build the station with a link to where you can buy it :
 * [Solar panel : 72x72](https://fr.aliexpress.com/item/4001240640418.html?spm=a2g0s.9042311.0.0.27426c3741mIVH)