diff --git a/drivers/ata/sata_mv.c b/drivers/ata/sata_mv.c
index f2d8a020ea53..4ae1a4138b47 100644
--- a/drivers/ata/sata_mv.c
+++ b/drivers/ata/sata_mv.c
@@ -663,8 +663,8 @@ static const struct pci_device_id mv_pci_tbl[] = {
 	{ PCI_VDEVICE(MARVELL, 0x5081), chip_508x },
 	/* RocketRAID 1720/174x have different identifiers */
 	{ PCI_VDEVICE(TTI, 0x1720), chip_6042 },
-	{ PCI_VDEVICE(TTI, 0x1740), chip_508x },
-	{ PCI_VDEVICE(TTI, 0x1742), chip_508x },
+	{ PCI_VDEVICE(TTI, 0x1740), chip_6042 },
+	{ PCI_VDEVICE(TTI, 0x1742), chip_6042 },
 
 	{ PCI_VDEVICE(MARVELL, 0x6040), chip_604x },
 	{ PCI_VDEVICE(MARVELL, 0x6041), chip_604x },