diff --git a/src/Punycode.php b/src/Punycode.php
index fbc54dd..daaed69 100644
--- a/src/Punycode.php
+++ b/src/Punycode.php
@@ -35,6 +35,13 @@ class Punycode
         'a', 'b', 'c', 'd', 'e', 'f', 'g', 'h', 'i', 'j', 'k', 'l',
         'm', 'n', 'o', 'p', 'q', 'r', 's', 't', 'u', 'v', 'w', 'x',
         'y', 'z', '0', '1', '2', '3', '4', '5', '6', '7', '8', '9',
+        'ก', 'ข', 'ฃ', 'ค', 'ฅ', 'ฆ', 'ง', 'จ', 'ฉ', 'ช', 'ซ', 'ฌ',
+        'ญ', 'ฎ', 'ฏ', 'ฐ', 'ฑ', 'ฒ', 'ณ', 'ด', 'ต', 'ถ', 'ท', 'ธ',
+        'ณ', 'ด', 'ต', 'ถ', 'ท', 'ธ', 'น', 'บ', 'ป', 'ผ', 'ฝ', 'พ',
+        'ฟ', 'ม', 'ย', 'ร', 'ล', 'ว', 'ศ', 'ษ', 'ส', 'ห', 'ฬ', 'อ',
+        'ฮ', 'ะ',  'ิ',  'ี',  'ึ',  '์',  'ุ',  'ู', 'เ', 'แ', 'โ', 'ำ',
+        'ใ', 'ไ', 'ฤ','ฤา', 'ฦ', 'ฦา', 'โ',  '่', '้', '๊', '๋', '็',
+        '์', '๑', '๒', '๓', '๔', '๕', '๖', '๗', '๘', '๙', '๐'
     );
 
     /**
@@ -48,7 +55,21 @@ class Punycode
         'm' => 12, 'n' => 13, 'o' => 14, 'p' => 15, 'q' => 16, 'r' => 17,
         's' => 18, 't' => 19, 'u' => 20, 'v' => 21, 'w' => 22, 'x' => 23,
         'y' => 24, 'z' => 25, '0' => 26, '1' => 27, '2' => 28, '3' => 29,
-        '4' => 30, '5' => 31, '6' => 32, '7' => 33, '8' => 34, '9' => 35
+        '4' => 30, '5' => 31, '6' => 32, '7' => 33, '8' => 34, '9' => 35,
+        'ก' => 36, 'ข' => 37, 'ฃ' => 38, 'ค' => 39, 'ฅ' => 40, 'ฆ' => 41,
+        'ง' => 42, 'จ' => 43, 'ฉ' => 44, 'ช' => 45, 'ซ' => 46, 'ฌ' => 47,
+        'ญ' => 48, 'ฎ' => 49, 'ฏ' => 50, 'ฐ' => 51, 'ฑ' => 52, 'ฒ' => 53,
+        'ณ' => 54, 'ด' => 55, 'ต' => 56, 'ถ' => 57, 'ท' => 58, 'ธ' => 59,
+        'ณ' => 60, 'ด' => 61, 'ต' => 62, 'ถ' => 63, 'ท' => 64, 'ธ' => 65,
+        'น' => 66, 'บ' => 67, 'ป' => 68, 'ผ' => 69, 'ฝ' => 70, 'พ' => 71,
+        'ฟ' => 72, 'ม' => 73, 'ย' => 74, 'ร' => 75, 'ล' => 76, 'ว' => 77,
+        'ศ' => 78, 'ษ' => 79, 'ส' => 80, 'ห' => 81, 'ฬ' => 82, 'อ' => 83,
+        'ฮ' => 84, 'ะ' => 85,  'ิ' => 86,  'ี' => 87,  'ึ' => 88,  '์' => 89,
+        'ุ'  => 90,  'ู' => 91, 'เ' => 92, 'แ' => 93, 'โ' => 94, 'ำ' => 95,
+        'ใ' => 96, 'ไ' => 97, 'ฤ' => 98,'ฤา' => 99, 'ฦ' => 100,'ฦา' => 101,
+        'โ' => 102, '่'  => 103,'้'  => 104, '๊' => 105, '๋' => 106, '็' => 107,
+        '์'  => 108,  '๑' => 109, '๒' => 110, '๓' => 111, '๔' => 112, '๕' => 113, 
+        '๖' => 114, '๗' => 115, '๘' => 116, '๙' => 117, '๐' => 118
     );
 
     /**