diff --git a/googletrans/constants.py b/googletrans/constants.py
index d438cf9..23b1564 100644
--- a/googletrans/constants.py
+++ b/googletrans/constants.py
@@ -77,114 +77,252 @@
 }
 
 LANGUAGES = {
-    'af': 'afrikaans',
-    'sq': 'albanian',
-    'am': 'amharic',
-    'ar': 'arabic',
-    'hy': 'armenian',
-    'az': 'azerbaijani',
-    'eu': 'basque',
-    'be': 'belarusian',
-    'bn': 'bengali',
-    'bs': 'bosnian',
-    'bg': 'bulgarian',
-    'ca': 'catalan',
-    'ceb': 'cebuano',
-    'ny': 'chichewa',
-    'zh-cn': 'chinese (simplified)',
-    'zh-tw': 'chinese (traditional)',
-    'co': 'corsican',
-    'hr': 'croatian',
-    'cs': 'czech',
-    'da': 'danish',
-    'nl': 'dutch',
-    'en': 'english',
-    'eo': 'esperanto',
-    'et': 'estonian',
-    'tl': 'filipino',
-    'fi': 'finnish',
-    'fr': 'french',
-    'fy': 'frisian',
-    'gl': 'galician',
-    'ka': 'georgian',
-    'de': 'german',
-    'el': 'greek',
-    'gu': 'gujarati',
-    'ht': 'haitian creole',
-    'ha': 'hausa',
-    'haw': 'hawaiian',
-    'iw': 'hebrew',
-    'he': 'hebrew',
-    'hi': 'hindi',
-    'hmn': 'hmong',
-    'hu': 'hungarian',
-    'is': 'icelandic',
-    'ig': 'igbo',
-    'id': 'indonesian',
-    'ga': 'irish',
-    'it': 'italian',
-    'ja': 'japanese',
-    'jw': 'javanese',
-    'kn': 'kannada',
-    'kk': 'kazakh',
-    'km': 'khmer',
-    'ko': 'korean',
-    'ku': 'kurdish (kurmanji)',
-    'ky': 'kyrgyz',
-    'lo': 'lao',
-    'la': 'latin',
-    'lv': 'latvian',
-    'lt': 'lithuanian',
-    'lb': 'luxembourgish',
-    'mk': 'macedonian',
-    'mg': 'malagasy',
-    'ms': 'malay',
-    'ml': 'malayalam',
-    'mt': 'maltese',
-    'mi': 'maori',
-    'mr': 'marathi',
-    'mn': 'mongolian',
-    'my': 'myanmar (burmese)',
-    'ne': 'nepali',
-    'no': 'norwegian',
-    'or': 'odia',
-    'ps': 'pashto',
-    'fa': 'persian',
-    'pl': 'polish',
-    'pt': 'portuguese',
-    'pa': 'punjabi',
-    'ro': 'romanian',
-    'ru': 'russian',
-    'sm': 'samoan',
-    'gd': 'scots gaelic',
-    'sr': 'serbian',
-    'st': 'sesotho',
-    'sn': 'shona',
-    'sd': 'sindhi',
-    'si': 'sinhala',
-    'sk': 'slovak',
-    'sl': 'slovenian',
-    'so': 'somali',
-    'es': 'spanish',
-    'su': 'sundanese',
-    'sw': 'swahili',
-    'sv': 'swedish',
-    'tg': 'tajik',
-    'ta': 'tamil',
-    'te': 'telugu',
-    'th': 'thai',
-    'tr': 'turkish',
-    'tk': 'turkmen',
-    'uk': 'ukrainian',
-    'ur': 'urdu',
-    'ug': 'uyghur',
-    'uz': 'uzbek',
-    'vi': 'vietnamese',
-    'cy': 'welsh',
-    'xh': 'xhosa',
-    'yi': 'yiddish',
-    'yo': 'yoruba',
-    'zu': 'zulu',
+    "abk": "abkhaz",
+    "ace": "acehnese",
+    "ach": "acholi",
+    "aar": "afar",
+    "af": "afrikaans",
+    "sq": "albanian",
+    "alz": "alur",
+    "am": "amharic",
+    "ar": "arabic",
+    "hy": "armenian",
+    "as": "assamese",
+    "ava": "avar",
+    "awa": "awadhi",
+    "ay": "aymara",
+    "az": "azerbaijani",
+    "ban": "balinese",
+    "bal": "baluchi",
+    "bm": "bambara",
+    "bci": "baoulé",
+    "bak": "bashkir",
+    "eu": "basque",
+    "btx": "batak karo",
+    "bts": "batak simalungun",
+    "bbc": "batak toba",
+    "be": "belarusian",
+    "bem": "bemba",
+    "bn": "bengali",
+    "bew": "betawi",
+    "bho": "bhojpuri",
+    "bik": "bikol",
+    "bs": "bosnian",
+    "bre": "breton",
+    "bg": "bulgarian",
+    "bua": "buryat",
+    "yue": "cantonese",
+    "ca": "catalan",
+    "ceb": "cebuano",
+    "cha": "chamorro",
+    "che": "chechen",
+    "zh": "chinese",
+    "zh-cn": "chinese (simplified)",
+    "zh-tw": "chinese (traditional)",
+    "chk": "chuukese",
+    "chv": "chuvash",
+    "co": "corsican",
+    "crh": "crimean tatar",
+    "hr": "croatian",
+    "cs": "czech",
+    "da": "danish",
+    "fa-af": "dari",
+    "dv": "dhivehi",
+    "din": "dinka",
+    "doi": "dogri",
+    "dom": "dombe",
+    "nl": "dutch",
+    "dyu": "dyula",
+    "dzo": "dzongkha",
+    "en": "english",
+    "eo": "esperanto",
+    "et": "estonian",
+    "fao": "faroese",
+    "fij": "fijian",
+    "fil": "filipino (tagalog)",
+    "fi": "finnish",
+    "fon": "fon",
+    "fr": "french",
+    "fy": "frisian",
+    "fur": "friulian",
+    "ful": "fulani",
+    "gaa": "ga",
+    "gl": "galician",
+    "ka": "georgian",
+    "de": "german",
+    "el": "greek",
+    "gn": "guarani",
+    "gu": "gujarati",
+    "ht": "haitian creole",
+    "cnh": "hakha chin",
+    "ha": "hausa",
+    "haw": "hawaiian",
+    "he": "hebrew",
+    "iw": "hebrew",
+    "hil": "hiligaynon",
+    "hi": "hindi",
+    "hmn": "hmong",
+    "hu": "hungarian",
+    "hrx": "hunsrik",
+    "iba": "iban",
+    "is": "icelandic",
+    "ig": "igbo",
+    "ilo": "ilocano",
+    "id": "indonesian",
+    "ga": "irish",
+    "it": "italian",
+    "jam": "jamaican patois",
+    "ja": "japanese",
+    "jv": "javanese",
+    "jw": "javanese",
+    "kac": "jingpo",
+    "kal": "kalaallisut",
+    "kn": "kannada",
+    "kau": "kanuri",
+    "pam": "kapampangan",
+    "kk": "kazakh",
+    "kha": "khasi",
+    "km": "khmer",
+    "cgg": "kiga",
+    "kik": "kikongo",
+    "rw": "kinyarwanda",
+    "ktu": "kituba",
+    "trp": "kokborok",
+    "kom": "komi",
+    "gom": "konkani",
+    "ko": "korean",
+    "kri": "krio",
+    "ku": "kurdish",
+    "ckb": "kurdish (sorani)",
+    "ky": "kyrgyz",
+    "lo": "lao",
+    "ltg": "latgalian",
+    "la": "latin",
+    "lv": "latvian",
+    "lij": "ligurian",
+    "lim": "limburgish",
+    "ln": "lingala",
+    "lt": "lithuanian",
+    "lmo": "lombard",
+    "lg": "luganda",
+    "luo": "luo",
+    "lb": "luxembourgish",
+    "mk": "macedonian",
+    "mad": "madurese",
+    "mai": "maithili",
+    "mak": "makassar",
+    "mg": "malagasy",
+    "ms": "malay",
+    "ms-arab": "malay (jawi)",
+    "ml": "malayalam",
+    "mt": "maltese",
+    "mam": "mam",
+    "glv": "manx",
+    "mi": "maori",
+    "mr": "marathi",
+    "mah": "marshallese",
+    "mwr": "marwadi",
+    "mfe": "mauritian creole",
+    "mhr": "meadow mari",
+    "mni-mtei": "meiteilon (manipuri)",
+    "min": "minang",
+    "lus": "mizo",
+    "mn": "mongolian",
+    "my": "myanmar (burmese)",
+    "nhe": "nahuatl (eastern huasteca)",
+    "ndc-zw": "ndau",
+    "nde": "ndebele (south)",
+    "new": "nepalbhasa (newari)",
+    "ne": "nepali",
+    #'bm-nkoo': 'nko',
+    "no": "norwegian",
+    "nus": "nuer",
+    "ny": "nyanja (chichewa)",
+    "oci": "occitan",
+    "or": "odia (oriya)",
+    "om": "oromo",
+    "oss": "ossetian",
+    "pag": "pangasinan",
+    "pap": "papiamento",
+    "ps": "pashto",
+    "fa": "persian",
+    "pl": "polish",
+    "por": "portuguese (portugal)",
+    "pt": "portuguese (portugal, brazil)",
+    "pa": "punjabi",
+    "pa-arab": "punjabi (shahmukhi)",
+    "kek": "q'eqchi'",
+    "qu": "quechua",
+    "rom": "romani",
+    "ro": "romanian",
+    "run": "rundi",
+    "ru": "russian",
+    "sme": "sami (north)",
+    "sm": "samoan",
+    "sag": "sango",
+    "sa": "sanskrit",
+    "sat": "santali",
+    "gd": "scots gaelic",
+    "nso": "sepedi",
+    "sr": "serbian",
+    "st": "sesotho",
+    "crs": "seychellois creole",
+    "shn": "shan",
+    "sn": "shona",
+    "scn": "sicilian",
+    "szl": "silesian",
+    "sd": "sindhi",
+    "si": "sinhala (sinhalese)",
+    "sk": "slovak",
+    "sl": "slovenian",
+    "so": "somali",
+    "es": "spanish",
+    "su": "sundanese",
+    "sus": "susu",
+    "sw": "swahili",
+    "ssw": "swati",
+    "sv": "swedish",
+    "tl": "tagalog (filipino)",
+    "tah": "tahitian",
+    "tg": "tajik",
+    "ber-atn": "tamazight",
+    "ber": "tamazight (tifinagh)",
+    "ta": "tamil",
+    "tt": "tatar",
+    "te": "telugu",
+    "tet": "tetum",
+    "th": "thai",
+    "bod": "tibetan",
+    "ti": "tigrinya",
+    "tiv": "tiv",
+    "tpi": "tok pisin",
+    "ton": "tongan",
+    "ts": "tsonga",
+    "tsn": "tswana",
+    "tcy": "tulu",
+    "tum": "tumbuka",
+    "tr": "turkish",
+    "tk": "turkmen",
+    "tuk": "tuvan",
+    "ak": "twi (akan)",
+    "udm": "udmurt",
+    "uk": "ukrainian",
+    "ur": "urdu",
+    "ug": "uyghur",
+    "uz": "uzbek",
+    "ven": "venda",
+    "vec": "venetian",
+    "vi": "vietnamese",
+    "war": "waray",
+    "cy": "welsh",
+    "wol": "wolof",
+    "xh": "xhosa",
+    "sah": "yakut",
+    "yi": "yiddish",
+    "yo": "yoruba",
+    "yua": "yucatec maya",
+    "zap": "zapotec",
+    "zu": "zulu",
 }
 
 LANGCODES = dict(map(reversed, LANGUAGES.items()))