diff --git a/Variant-PWM.md b/Variant-PWM.md
index 552082e..c22b7aa 100644
--- a/Variant-PWM.md
+++ b/Variant-PWM.md
@@ -7,6 +7,9 @@ This variant can be used with Pulse Width Modulation RC Receivers.
 ⚠ Red wire from sensor cable delivers 15v !!!
 Use 3.3v from programming port, 5v from hall sensor cable, or a voltage regulator.
 
+## Calibration:
+Proceed with [calibration](https://github.com/EmanuelFeru/hoverboard-firmware-hack-FOC/wiki/Calibration) for better control. 
+
 ## Troubleshooting:
 If the board is beeping:
 * Make sure you are using the sensor cable(left or right) selected in config.h
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