diff --git a/drivers/regulator/wm831x-ldo.c b/drivers/regulator/wm831x-ldo.c
index a9a28d8ac185..f23d020e9503 100644
--- a/drivers/regulator/wm831x-ldo.c
+++ b/drivers/regulator/wm831x-ldo.c
@@ -690,6 +690,7 @@ static int wm831x_alive_ldo_get_status(struct regulator_dev *rdev)
 
 static struct regulator_ops wm831x_alive_ldo_ops = {
 	.list_voltage = regulator_list_voltage_linear,
+	.map_voltage = regulator_map_voltage_linear,
 	.get_voltage_sel = regulator_get_voltage_sel_regmap,
 	.set_voltage = wm831x_alive_ldo_set_voltage,
 	.set_suspend_voltage = wm831x_alive_ldo_set_suspend_voltage,