diff --git a/sound/pci/hda/patch_realtek.c b/sound/pci/hda/patch_realtek.c
index 5d249a5..7884a4e 100644
--- a/sound/pci/hda/patch_realtek.c
+++ b/sound/pci/hda/patch_realtek.c
@@ -7018,6 +7018,7 @@
 		case 0x106b00a4: /* MacbookPro4,1 */
 		case 0x106b2c00: /* Macbook Pro rev3 */
 		case 0x106b3600: /* Macbook 3.1 */
+		case 0x106b3800: /* MacbookPro4,1 - latter revision */
 			board_config = ALC885_MBP3;
 			break;
 		default: