diff --git a/drivers/regulator/act8865-regulator.c b/drivers/regulator/act8865-regulator.c
index 5e3e1d270328..084cc0819a52 100644
--- a/drivers/regulator/act8865-regulator.c
+++ b/drivers/regulator/act8865-regulator.c
@@ -303,7 +303,7 @@ static int act8865_pmic_probe(struct i2c_client *client,
 	}
 
 	/* Finally register devices */
-	for (i = 0; i < ARRAY_SIZE(act8865_matches); i++) {
+	for (i = 0; i < ACT8865_REG_NUM; i++) {
 
 		id = pdata->regulators[i].id;