diff --git a/packages/bsp/99disable-power-management b/packages/bsp/99disable-power-management
index 341a269d8ab1..f3ced3f62cce 100644
--- a/packages/bsp/99disable-power-management
+++ b/packages/bsp/99disable-power-management
@@ -1,5 +1,5 @@
 #!/bin/sh
 case "$2" in
-	up) /sbin/iwconfig $1 power off || true ;;
-	down) /sbin/iwconfig $1 power on || true ;;
+	up) iw dev $1 set power_save off || true ;;
+	down) iw dev $1 set power_save on || true ;;
 esac