diff --git a/Hoverboard-Wheels.md b/Hoverboard-Wheels.md
index bc6d87e..1ff417e 100644
--- a/Hoverboard-Wheels.md
+++ b/Hoverboard-Wheels.md
@@ -20,7 +20,7 @@ Depending on your project you might want to open your wheels and check how it's
 # Using the firmware with other wheels
 The firmware might work with different type of Motor/Wheels.<br>
 Phases/hall sensor wires might have to be swapped.<br>
-Update the number of [pole pairs parameter](https://github.com/EFeru/bldc-motor-control-FOC#parameters) in the FOC model if it's different than 15 for accurate RPM/Speed measurement.
+Update n_polepairs parameter in [BLDC_controller_data](https://github.com/EFeru/hoverboard-firmware-hack-FOC/blob/36953c6fe9ba90593d21150113459b0a4bb4e312/Src/BLDC_controller_data.c) if you have a number of pole pairs different than 15 for accurate RPM/Speed measurement.
 
 # Wiring from Star to Delta
 Hoverboard wheels can be rewired from Star to Delta to trade Torque for Speed, it was successfully tested with this firmware.<br>