diff --git a/sound/pci/hda/patch_sigmatel.c b/sound/pci/hda/patch_sigmatel.c
index 820208d..876e1d4 100644
--- a/sound/pci/hda/patch_sigmatel.c
+++ b/sound/pci/hda/patch_sigmatel.c
@@ -2722,7 +2722,7 @@
 	case 0x10280209: /* STAC 9228 */
 		spec->dmic_nids = stac927x_dmic_nids;
 		spec->num_dmics = STAC927X_NUM_DMICS;
-		spec->dmux_nid = 0x1c;
+		spec->dmux_nid = 0x1b;
 		break;
 	default:
 		spec->num_dmics = 0;