diff --git a/sound/pci/intel8x0.c b/sound/pci/intel8x0.c
index 86e9a2d6e03cc2dbb5338b206310cb3be42b5ff9..754867ed4785f248dc15f9d2680ba4e607932776 100644
--- a/sound/pci/intel8x0.c
+++ b/sound/pci/intel8x0.c
@@ -1960,6 +1960,12 @@ static struct ac97_quirk ac97_quirks[] __devinitdata = {
 		.name = "Sony VAIO VGN-T350P", /*AD1981B*/
 		.type = AC97_TUNE_INV_EAPD
 	},
+	{
+		.subvendor = 0x104d,
+		.subdevice = 0x81c5,
+		.name = "Sony VAIO VGN-B1VP", /*AD1981B*/
+		.type = AC97_TUNE_INV_EAPD
+	},
  	{
 		.subvendor = 0x1043,
 		.subdevice = 0x80f3,