diff --git a/sys/dev/sound/pci/hda/hdaa_patches.c b/sys/dev/sound/pci/hda/hdaa_patches.c
--- a/sys/dev/sound/pci/hda/hdaa_patches.c
+++ b/sys/dev/sound/pci/hda/hdaa_patches.c
@@ -302,6 +302,12 @@
 			patch_str = "as=2";
 			break;
 		}
+	} else if (id == HDA_CODEC_ALC235 && subid == ASUS_GL553VE_SUBVENDOR) {
+		switch (nid) {
+		case 33:
+			patch_str = "as=1 seq=15";
+			break;
+		}
 	} else if (id == HDA_CODEC_ALC256 && (subid == DELL_I7577_SUBVENDOR ||
 	    subid == DELL_L7480_SUBVENDOR)) {
 		switch (nid) {
diff --git a/sys/dev/sound/pci/hda/hdac.h b/sys/dev/sound/pci/hda/hdac.h
--- a/sys/dev/sound/pci/hda/hdac.h
+++ b/sys/dev/sound/pci/hda/hdac.h
@@ -318,6 +318,7 @@
 #define ASUS_Z550SA_SUBVENDOR	HDA_MODEL_CONSTRUCT(ASUS, 0x13b0)
 #define ASUS_A7T_SUBVENDOR	HDA_MODEL_CONSTRUCT(ASUS, 0x13c2)
 #define ASUS_UX31A_SUBVENDOR	HDA_MODEL_CONSTRUCT(ASUS, 0x1517)
+#define ASUS_GL553VE_SUBVENDOR	HDA_MODEL_CONSTRUCT(ASUS, 0x15e0)
 #define ASUS_Z71V_SUBVENDOR	HDA_MODEL_CONSTRUCT(ASUS, 0x1964)
 #define ASUS_W2J_SUBVENDOR	HDA_MODEL_CONSTRUCT(ASUS, 0x1971)
 #define ASUS_M5200_SUBVENDOR	HDA_MODEL_CONSTRUCT(ASUS, 0x1993)