diff --git a/board/nvidia/cardhu/cardhu.c b/board/nvidia/cardhu/cardhu.c
index fc31d29..1540526 100644
--- a/board/nvidia/cardhu/cardhu.c
+++ b/board/nvidia/cardhu/cardhu.c
@@ -46,7 +46,7 @@
 	int ret;
 	int i;
 
-	ret = i2c_get_chip_for_busnum(0, PMU_I2C_ADDRESS, &dev);
+	ret = i2c_get_chip_for_busnum(0, PMU_I2C_ADDRESS, 1, &dev);
 	if (ret) {
 		debug("%s: Cannot find PMIC I2C chip\n", __func__);
 		return;
@@ -94,7 +94,7 @@
 	u8 addr, data[1];
 	int err;
 
-	err = i2c_get_chip_for_busnum(0, PMU_I2C_ADDRESS, &dev);
+	err = i2c_get_chip_for_busnum(0, PMU_I2C_ADDRESS, 1, &dev);
 	if (err) {
 		debug("failed to find PMU bus\n");
 		return err;