ALC233_FIXUP_ASUS_MIC_NO_PRESENCE,
        ALC233_FIXUP_EAPD_COEF_AND_MIC_NO_PRESENCE,
        ALC233_FIXUP_LENOVO_MULTI_CODECS,
+       ALC233_FIXUP_ACER_HEADSET_MIC,
        ALC294_FIXUP_LENOVO_MIC_LOCATION,
        ALC225_FIXUP_DELL_WYSE_MIC_NO_PRESENCE,
        ALC700_FIXUP_INTEL_REFERENCE,
                .type = HDA_FIXUP_FUNC,
                .v.func = alc233_alc662_fixup_lenovo_dual_codecs,
        },
+       [ALC233_FIXUP_ACER_HEADSET_MIC] = {
+               .type = HDA_FIXUP_VERBS,
+               .v.verbs = (const struct hda_verb[]) {
+                       { 0x20, AC_VERB_SET_COEF_INDEX, 0x45 },
+                       { 0x20, AC_VERB_SET_PROC_COEF, 0x5089 },
+                       { }
+               },
+               .chained = true,
+               .chain_id = ALC233_FIXUP_ASUS_MIC_NO_PRESENCE
+       },
        [ALC294_FIXUP_LENOVO_MIC_LOCATION] = {
                .type = HDA_FIXUP_PINS,
                .v.pins = (const struct hda_pintbl[]) {
        SND_PCI_QUIRK(0x1025, 0x1290, "Acer Veriton Z4860G", ALC286_FIXUP_ACER_AIO_HEADSET_MIC),
        SND_PCI_QUIRK(0x1025, 0x1291, "Acer Veriton Z4660G", ALC286_FIXUP_ACER_AIO_HEADSET_MIC),
        SND_PCI_QUIRK(0x1025, 0x1308, "Acer Aspire Z24-890", ALC286_FIXUP_ACER_AIO_HEADSET_MIC),
+       SND_PCI_QUIRK(0x1025, 0x132a, "Acer TravelMate B114-21", ALC233_FIXUP_ACER_HEADSET_MIC),
        SND_PCI_QUIRK(0x1025, 0x1330, "Acer TravelMate X514-51T", ALC255_FIXUP_ACER_HEADSET_MIC),
        SND_PCI_QUIRK(0x1028, 0x0470, "Dell M101z", ALC269_FIXUP_DELL_M101Z),
        SND_PCI_QUIRK(0x1028, 0x054b, "Dell XPS one 2710", ALC275_FIXUP_DELL_XPS),