diff --git a/sys/dev/ahci/ahci.c b/sys/dev/ahci/ahci.c
index 086bfbb281e..797973e5ac2 100644
--- a/sys/dev/ahci/ahci.c
+++ b/sys/dev/ahci/ahci.c
@@ -179,6 +179,7 @@ static struct {
 	    AHCI_Q_EDGEIS | AHCI_Q_NONCQ | AHCI_Q_NOCOUNT},
 	{0x614511ab, 0x00, "Marvell 88SX6145",	AHCI_Q_NOFORCE | AHCI_Q_4CH |
 	    AHCI_Q_EDGEIS | AHCI_Q_NONCQ | AHCI_Q_NOCOUNT},
+	{0x91201b4b, 0x00, "Marvell 88SE912x",	AHCI_Q_EDGEIS|AHCI_Q_NOBSYRES},
 	{0x91231b4b, 0x11, "Marvell 88SE912x",	AHCI_Q_NOBSYRES},
 	{0x91231b4b, 0x00, "Marvell 88SE912x",	AHCI_Q_EDGEIS|AHCI_Q_SATA2|AHCI_Q_NOBSYRES},
 	{0x06201103, 0x00, "HighPoint RocketRAID 620",	AHCI_Q_NOBSYRES},