diff --git a/index.js b/index.js
index dc03609..a254dc7 100644
--- a/index.js
+++ b/index.js
@@ -25,7 +25,7 @@
         }
 
         // check for illegal characters
-        if (/[^a-z0-9\:\/\?\#\[\]\@\!\$\&\'\(\)\*\+\,\;\=\.\-\_\~\%]/i.test(value)) return;
+        if (/[^a-z0-9ก-๛\:\/\?\#\[\]\@\!\$\&\'\(\)\*\+\,\;\=\.\-\_\~\%]/i.test(value)) return;
 
         // check for hex escapes that aren't complete
         if (/%[^0-9a-f]/i.test(value)) return;
@@ -59,7 +59,7 @@
         }
 
         // scheme must begin with a letter, then consist of letters, digits, +, ., or -
-        if (!/^[a-z][a-z0-9\+\-\.]*$/.test(scheme.toLowerCase()))  return;
+        if (!/^[ก-๛a-z][ก-๛a-z0-9\+\-\.]*$/.test(scheme.toLowerCase()))  return;
 
         // re-assemble the URL per section 5.3 in RFC 3986
         out += scheme + ':';
diff --git a/package-lock.json b/package-lock.json
new file mode 100644
index 0000000..88b2e6b
--- /dev/null
+++ b/package-lock.json
@@ -0,0 +1,723 @@
+{
+  "name": "valid-url",
+  "version": "1.0.5",
+  "lockfileVersion": 2,
+  "requires": true,
+  "packages": {
+    "": {
+      "version": "1.0.5",
+      "license": "MIT",
+      "devDependencies": {
+        "jshint": "~2.1.4",
+        "tap": "~0.4.3"
+      }
+    },
+    "node_modules/abbrev": {
+      "version": "1.1.1",
+      "resolved": "https://registry.npmjs.org/abbrev/-/abbrev-1.1.1.tgz",
+      "integrity": "sha512-nne9/IiQ/hzIhY6pdDnbBtz7DjPTKrY00P/zvPSm5pOFkl6xuGrGnXn/VtTNNfNtAfZ9/1RtehkszU9qcTii0Q==",
+      "dev": true
+    },
+    "node_modules/balanced-match": {
+      "version": "1.0.2",
+      "resolved": "https://registry.npmjs.org/balanced-match/-/balanced-match-1.0.2.tgz",
+      "integrity": "sha512-3oSeUO0TMV67hN1AmbXsK4yaqU7tjiHlbxRDZOpH0KW9+CeX4bRAaX0Anxt0tx2MrpRpWwQaPwIlISEJhYU5Pw==",
+      "dev": true
+    },
+    "node_modules/brace-expansion": {
+      "version": "1.1.11",
+      "resolved": "https://registry.npmjs.org/brace-expansion/-/brace-expansion-1.1.11.tgz",
+      "integrity": "sha512-iCuPHDFgrHX7H2vEI/5xpz07zSHB00TpugqhmYtVmMO6518mCuRMoOYFldEBl0g187ufozdaHgWKcYFb61qGiA==",
+      "dev": true,
+      "dependencies": {
+        "balanced-match": "^1.0.0",
+        "concat-map": "0.0.1"
+      }
+    },
+    "node_modules/buffer-equal": {
+      "version": "0.0.2",
+      "resolved": "https://registry.npmjs.org/buffer-equal/-/buffer-equal-0.0.2.tgz",
+      "integrity": "sha1-7Lt5D1aNQAmKYkK1SAXHWAXrk48=",
+      "dev": true,
+      "engines": {
+        "node": ">=0.4.0"
+      }
+    },
+    "node_modules/bunker": {
+      "version": "0.1.2",
+      "resolved": "https://registry.npmjs.org/bunker/-/bunker-0.1.2.tgz",
+      "integrity": "sha1-yImSRkqOKm7ehpMDdfkrWAd++Xw=",
+      "dev": true,
+      "dependencies": {
+        "burrito": ">=0.2.5 <0.3"
+      },
+      "engines": {
+        "node": "*"
+      }
+    },
+    "node_modules/burrito": {
+      "version": "0.2.12",
+      "resolved": "https://registry.npmjs.org/burrito/-/burrito-0.2.12.tgz",
+      "integrity": "sha1-0NbmrIHV6ZeJxvpKzLCwAx6lT2s=",
+      "dev": true,
+      "dependencies": {
+        "traverse": "~0.5.1",
+        "uglify-js": "~1.1.1"
+      },
+      "engines": {
+        "node": ">=0.4.0"
+      }
+    },
+    "node_modules/burrito/node_modules/traverse": {
+      "version": "0.5.2",
+      "resolved": "https://registry.npmjs.org/traverse/-/traverse-0.5.2.tgz",
+      "integrity": "sha1-4gPFjV9/DjfbbnTArLkpuwm2HYU=",
+      "dev": true,
+      "engines": {
+        "node": "*"
+      }
+    },
+    "node_modules/charm": {
+      "version": "0.1.2",
+      "resolved": "https://registry.npmjs.org/charm/-/charm-0.1.2.tgz",
+      "integrity": "sha1-BsIe7RobBq62dVPNxT4jJ0usIpY=",
+      "dev": true
+    },
+    "node_modules/cli": {
+      "version": "0.4.5",
+      "resolved": "https://registry.npmjs.org/cli/-/cli-0.4.5.tgz",
+      "integrity": "sha1-ePlIXNFhtWbppsctcXDEJw6B22E=",
+      "dev": true,
+      "dependencies": {
+        "glob": ">= 3.1.4"
+      },
+      "engines": {
+        "node": ">=0.2.5"
+      }
+    },
+    "node_modules/concat-map": {
+      "version": "0.0.1",
+      "resolved": "https://registry.npmjs.org/concat-map/-/concat-map-0.0.1.tgz",
+      "integrity": "sha1-2Klr13/Wjfd5OnMDajug1UBdR3s=",
+      "dev": true
+    },
+    "node_modules/console-browserify": {
+      "version": "0.1.6",
+      "resolved": "https://registry.npmjs.org/console-browserify/-/console-browserify-0.1.6.tgz",
+      "integrity": "sha1-0SijwLuINQ61YmxufHGm8P1ImDw=",
+      "dev": true
+    },
+    "node_modules/deep-equal": {
+      "version": "0.0.0",
+      "resolved": "https://registry.npmjs.org/deep-equal/-/deep-equal-0.0.0.tgz",
+      "integrity": "sha1-mWedO70EcVb81FDT0B7rkGhpHoM=",
+      "dev": true,
+      "engines": {
+        "node": "*"
+      }
+    },
+    "node_modules/deep-is": {
+      "version": "0.1.4",
+      "resolved": "https://registry.npmjs.org/deep-is/-/deep-is-0.1.4.tgz",
+      "integrity": "sha512-oIPzksmTg4/MriiaYGO+okXDT7ztn/w3Eptv/+gSIdMdKsJo0u4CfYNFJPy+4SKMuCqGw2wxnA+URMg3t8a/bQ==",
+      "dev": true
+    },
+    "node_modules/difflet": {
+      "version": "0.2.6",
+      "resolved": "https://registry.npmjs.org/difflet/-/difflet-0.2.6.tgz",
+      "integrity": "sha1-qyOzH1ZJtvqo49KsvTNEZzZcpvo=",
+      "dev": true,
+      "dependencies": {
+        "charm": "0.1.x",
+        "deep-is": "0.1.x",
+        "traverse": "0.6.x"
+      },
+      "engines": {
+        "node": ">=0.4.0"
+      }
+    },
+    "node_modules/fs.realpath": {
+      "version": "1.0.0",
+      "resolved": "https://registry.npmjs.org/fs.realpath/-/fs.realpath-1.0.0.tgz",
+      "integrity": "sha1-FQStJSMVjKpA20onh8sBQRmU6k8=",
+      "dev": true
+    },
+    "node_modules/glob": {
+      "version": "7.1.7",
+      "resolved": "https://registry.npmjs.org/glob/-/glob-7.1.7.tgz",
+      "integrity": "sha512-OvD9ENzPLbegENnYP5UUfJIirTg4+XwMWGaQfQTY0JenxNvvIKP3U3/tAQSPIu/lHxXYSZmpXlUHeqAIdKzBLQ==",
+      "dev": true,
+      "dependencies": {
+        "fs.realpath": "^1.0.0",
+        "inflight": "^1.0.4",
+        "inherits": "2",
+        "minimatch": "^3.0.4",
+        "once": "^1.3.0",
+        "path-is-absolute": "^1.0.0"
+      },
+      "engines": {
+        "node": "*"
+      },
+      "funding": {
+        "url": "https://github.com/sponsors/isaacs"
+      }
+    },
+    "node_modules/glob/node_modules/minimatch": {
+      "version": "3.0.4",
+      "resolved": "https://registry.npmjs.org/minimatch/-/minimatch-3.0.4.tgz",
+      "integrity": "sha512-yJHVQEhyqPLUTgt9B83PXu6W3rx4MvvHvSUvToogpwoGDOUQ+yDrR0HRot+yOCdCO7u4hX3pWft6kWBBcqh0UA==",
+      "dev": true,
+      "dependencies": {
+        "brace-expansion": "^1.1.7"
+      },
+      "engines": {
+        "node": "*"
+      }
+    },
+    "node_modules/inflight": {
+      "version": "1.0.6",
+      "resolved": "https://registry.npmjs.org/inflight/-/inflight-1.0.6.tgz",
+      "integrity": "sha1-Sb1jMdfQLQwJvJEKEHW6gWW1bfk=",
+      "dev": true,
+      "dependencies": {
+        "once": "^1.3.0",
+        "wrappy": "1"
+      }
+    },
+    "node_modules/inherits": {
+      "version": "2.0.4",
+      "resolved": "https://registry.npmjs.org/inherits/-/inherits-2.0.4.tgz",
+      "integrity": "sha512-k/vGaX4/Yla3WzyMCvTQOXYeIHvqOKtnqBduzTHpzpQZzAskKMhZ2K+EnBiSM9zGSoIFeMpXKxa4dYeZIQqewQ==",
+      "dev": true
+    },
+    "node_modules/jshint": {
+      "version": "2.1.11",
+      "resolved": "https://registry.npmjs.org/jshint/-/jshint-2.1.11.tgz",
+      "integrity": "sha1-61EI/vm6Xd67gwmD9XLSQuSeP5Y=",
+      "dev": true,
+      "dependencies": {
+        "cli": "0.4.x",
+        "console-browserify": "0.1.x",
+        "minimatch": "0.x.x",
+        "shelljs": "0.1.x",
+        "underscore": "1.4.x"
+      },
+      "bin": {
+        "jshint": "bin/jshint"
+      }
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+      "version": "2.7.3",
+      "resolved": "https://registry.npmjs.org/lru-cache/-/lru-cache-2.7.3.tgz",
+      "integrity": "sha1-bUUk6LlV+V1PW1iFHOId1y+06VI=",
+      "dev": true
+    },
+    "node_modules/minimatch": {
+      "version": "0.4.0",
+      "resolved": "https://registry.npmjs.org/minimatch/-/minimatch-0.4.0.tgz",
+      "integrity": "sha1-vSx9Bg0sjI/Xzefx8u0tWycP2xs=",
+      "deprecated": "Please update to minimatch 3.0.2 or higher to avoid a RegExp DoS issue",
+      "dev": true,
+      "dependencies": {
+        "lru-cache": "2",
+        "sigmund": "~1.0.0"
+      },
+      "engines": {
+        "node": "*"
+      }
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+    "node_modules/minimist": {
+      "version": "1.2.5",
+      "resolved": "https://registry.npmjs.org/minimist/-/minimist-1.2.5.tgz",
+      "integrity": "sha512-FM9nNUYrRBAELZQT3xeZQ7fmMOBg6nWNmJKTcgsJeaLstP/UODVpGsr5OhXhhXg6f+qtJ8uiZ+PUxkDWcgIXLw==",
+      "dev": true
+    },
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+      "resolved": "https://registry.npmjs.org/mkdirp/-/mkdirp-0.5.5.tgz",
+      "integrity": "sha512-NKmAlESf6jMGym1++R0Ra7wvhV+wFW63FaSOFPwRahvea0gMUcGUhVeAg/0BC0wiv9ih5NYPB1Wn1UEI1/L+xQ==",
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+      "dependencies": {
+        "minimist": "^1.2.5"
+      },
+      "bin": {
+        "mkdirp": "bin/cmd.js"
+      }
+    },
+    "node_modules/nopt": {
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+      "resolved": "https://registry.npmjs.org/nopt/-/nopt-2.2.1.tgz",
+      "integrity": "sha1-KqCbfRdoSHs7ianFqlIzW/8Lrqc=",
+      "dev": true,
+      "dependencies": {
+        "abbrev": "1"
+      },
+      "bin": {
+        "nopt": "bin/nopt.js"
+      }
+    },
+    "node_modules/once": {
+      "version": "1.4.0",
+      "resolved": "https://registry.npmjs.org/once/-/once-1.4.0.tgz",
+      "integrity": "sha1-WDsap3WWHUsROsF9nFC6753Xa9E=",
+      "dev": true,
+      "dependencies": {
+        "wrappy": "1"
+      }
+    },
+    "node_modules/path-is-absolute": {
+      "version": "1.0.1",
+      "resolved": "https://registry.npmjs.org/path-is-absolute/-/path-is-absolute-1.0.1.tgz",
+      "integrity": "sha1-F0uSaHNVNP+8es5r9TpanhtcX18=",
+      "dev": true,
+      "engines": {
+        "node": ">=0.10.0"
+      }
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+    "node_modules/runforcover": {
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+      "resolved": "https://registry.npmjs.org/runforcover/-/runforcover-0.0.2.tgz",
+      "integrity": "sha1-NE8FfY1F0zrrxsyCIEZ49pxIV8w=",
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+      "dependencies": {
+        "bunker": "0.1.X"
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+      "integrity": "sha1-37vnjVbDwBaNL7eeEOzR28sH7A4=",
+      "dev": true,
+      "bin": {
+        "shjs": "bin/shjs"
+      },
+      "engines": {
+        "node": "*"
+      }
+    },
+    "node_modules/sigmund": {
+      "version": "1.0.1",
+      "resolved": "https://registry.npmjs.org/sigmund/-/sigmund-1.0.1.tgz",
+      "integrity": "sha1-P/IfGYytIXX587eBhT/ZTQ0ZtZA=",
+      "dev": true
+    },
+    "node_modules/slide": {
+      "version": "1.1.6",
+      "resolved": "https://registry.npmjs.org/slide/-/slide-1.1.6.tgz",
+      "integrity": "sha1-VusCfWW00tzmyy4tMsTUr8nh1wc=",
+      "dev": true,
+      "engines": {
+        "node": "*"
+      }
+    },
+    "node_modules/tap": {
+      "version": "0.4.13",
+      "resolved": "https://registry.npmjs.org/tap/-/tap-0.4.13.tgz",
+      "integrity": "sha1-OYYTTWdZcn/CIj5hEm7rhyQ6zLw=",
+      "dev": true,
+      "dependencies": {
+        "buffer-equal": "~0.0.0",
+        "deep-equal": "~0.0.0",
+        "difflet": "~0.2.0",
+        "glob": "~3.2.1",
+        "inherits": "*",
+        "mkdirp": "~0.3 || 0.4 || 0.5",
+        "nopt": "~2",
+        "runforcover": "~0.0.2",
+        "slide": "*",
+        "yamlish": "*"
+      },
+      "bin": {
+        "tap": "bin/tap.js"
+      },
+      "engines": {
+        "node": ">=0.8"
+      }
+    },
+    "node_modules/tap/node_modules/glob": {
+      "version": "3.2.11",
+      "resolved": "https://registry.npmjs.org/glob/-/glob-3.2.11.tgz",
+      "integrity": "sha1-Spc/Y1uRkPcV0QmH1cAP0oFevj0=",
+      "dev": true,
+      "dependencies": {
+        "inherits": "2",
+        "minimatch": "0.3"
+      },
+      "engines": {
+        "node": "*"
+      }
+    },
+    "node_modules/tap/node_modules/minimatch": {
+      "version": "0.3.0",
+      "resolved": "https://registry.npmjs.org/minimatch/-/minimatch-0.3.0.tgz",
+      "integrity": "sha1-J12O2qxPG7MyZHIInnlJyDlGmd0=",
+      "deprecated": "Please update to minimatch 3.0.2 or higher to avoid a RegExp DoS issue",
+      "dev": true,
+      "dependencies": {
+        "lru-cache": "2",
+        "sigmund": "~1.0.0"
+      },
+      "engines": {
+        "node": "*"
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+      "version": "0.6.6",
+      "resolved": "https://registry.npmjs.org/traverse/-/traverse-0.6.6.tgz",
+      "integrity": "sha1-y99WD9e5r2MlAv7UD5GMFX6pcTc=",
+      "dev": true
+    },
+    "node_modules/uglify-js": {
+      "version": "1.1.1",
+      "resolved": "https://registry.npmjs.org/uglify-js/-/uglify-js-1.1.1.tgz",
+      "integrity": "sha1-7nGpfEzv0GoamyBDfzQRiYKqA1s=",
+      "dev": true,
+      "bin": {
+        "uglifyjs": "bin/uglifyjs"
+      },
+      "engines": {
+        "node": "*"
+      }
+    },
+    "node_modules/underscore": {
+      "version": "1.4.4",
+      "resolved": "https://registry.npmjs.org/underscore/-/underscore-1.4.4.tgz",
+      "integrity": "sha1-YaajIBBiKvoHljvzJSA88SI51gQ=",
+      "dev": true
+    },
+    "node_modules/wrappy": {
+      "version": "1.0.2",
+      "resolved": "https://registry.npmjs.org/wrappy/-/wrappy-1.0.2.tgz",
+      "integrity": "sha1-tSQ9jz7BqjXxNkYFvA0QNuMKtp8=",
+      "dev": true
+    },
+    "node_modules/yamlish": {
+      "version": "0.0.7",
+      "resolved": "https://registry.npmjs.org/yamlish/-/yamlish-0.0.7.tgz",
+      "integrity": "sha1-tK+aHcxjYYhzw9bkUewyE8OaV/s=",
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+    }
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+  "dependencies": {
+    "abbrev": {
+      "version": "1.1.1",
+      "resolved": "https://registry.npmjs.org/abbrev/-/abbrev-1.1.1.tgz",
+      "integrity": "sha512-nne9/IiQ/hzIhY6pdDnbBtz7DjPTKrY00P/zvPSm5pOFkl6xuGrGnXn/VtTNNfNtAfZ9/1RtehkszU9qcTii0Q==",
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+      "resolved": "https://registry.npmjs.org/balanced-match/-/balanced-match-1.0.2.tgz",
+      "integrity": "sha512-3oSeUO0TMV67hN1AmbXsK4yaqU7tjiHlbxRDZOpH0KW9+CeX4bRAaX0Anxt0tx2MrpRpWwQaPwIlISEJhYU5Pw==",
+      "dev": true
+    },
+    "brace-expansion": {
+      "version": "1.1.11",
+      "resolved": "https://registry.npmjs.org/brace-expansion/-/brace-expansion-1.1.11.tgz",
+      "integrity": "sha512-iCuPHDFgrHX7H2vEI/5xpz07zSHB00TpugqhmYtVmMO6518mCuRMoOYFldEBl0g187ufozdaHgWKcYFb61qGiA==",
+      "dev": true,
+      "requires": {
+        "balanced-match": "^1.0.0",
+        "concat-map": "0.0.1"
+      }
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+    "buffer-equal": {
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+      "resolved": "https://registry.npmjs.org/buffer-equal/-/buffer-equal-0.0.2.tgz",
+      "integrity": "sha1-7Lt5D1aNQAmKYkK1SAXHWAXrk48=",
+      "dev": true
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+    "bunker": {
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+      "integrity": "sha1-yImSRkqOKm7ehpMDdfkrWAd++Xw=",
+      "dev": true,
+      "requires": {
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+      "integrity": "sha1-ePlIXNFhtWbppsctcXDEJw6B22E=",
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+      "requires": {
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+      "integrity": "sha1-mWedO70EcVb81FDT0B7rkGhpHoM=",
+      "dev": true
+    },
+    "deep-is": {
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+      "resolved": "https://registry.npmjs.org/deep-is/-/deep-is-0.1.4.tgz",
+      "integrity": "sha512-oIPzksmTg4/MriiaYGO+okXDT7ztn/w3Eptv/+gSIdMdKsJo0u4CfYNFJPy+4SKMuCqGw2wxnA+URMg3t8a/bQ==",
+      "dev": true
+    },
+    "difflet": {
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+      "resolved": "https://registry.npmjs.org/difflet/-/difflet-0.2.6.tgz",
+      "integrity": "sha1-qyOzH1ZJtvqo49KsvTNEZzZcpvo=",
+      "dev": true,
+      "requires": {
+        "charm": "0.1.x",
+        "deep-is": "0.1.x",
+        "traverse": "0.6.x"
+      }
+    },
+    "fs.realpath": {
+      "version": "1.0.0",
+      "resolved": "https://registry.npmjs.org/fs.realpath/-/fs.realpath-1.0.0.tgz",
+      "integrity": "sha1-FQStJSMVjKpA20onh8sBQRmU6k8=",
+      "dev": true
+    },
+    "glob": {
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+      "resolved": "https://registry.npmjs.org/glob/-/glob-7.1.7.tgz",
+      "integrity": "sha512-OvD9ENzPLbegENnYP5UUfJIirTg4+XwMWGaQfQTY0JenxNvvIKP3U3/tAQSPIu/lHxXYSZmpXlUHeqAIdKzBLQ==",
+      "dev": true,
+      "requires": {
+        "fs.realpath": "^1.0.0",
+        "inflight": "^1.0.4",
+        "inherits": "2",
+        "minimatch": "^3.0.4",
+        "once": "^1.3.0",
+        "path-is-absolute": "^1.0.0"
+      },
+      "dependencies": {
+        "minimatch": {
+          "version": "3.0.4",
+          "resolved": "https://registry.npmjs.org/minimatch/-/minimatch-3.0.4.tgz",
+          "integrity": "sha512-yJHVQEhyqPLUTgt9B83PXu6W3rx4MvvHvSUvToogpwoGDOUQ+yDrR0HRot+yOCdCO7u4hX3pWft6kWBBcqh0UA==",
+          "dev": true,
+          "requires": {
+            "brace-expansion": "^1.1.7"
+          }
+        }
+      }
+    },
+    "inflight": {
+      "version": "1.0.6",
+      "resolved": "https://registry.npmjs.org/inflight/-/inflight-1.0.6.tgz",
+      "integrity": "sha1-Sb1jMdfQLQwJvJEKEHW6gWW1bfk=",
+      "dev": true,
+      "requires": {
+        "once": "^1.3.0",
+        "wrappy": "1"
+      }
+    },
+    "inherits": {
+      "version": "2.0.4",
+      "resolved": "https://registry.npmjs.org/inherits/-/inherits-2.0.4.tgz",
+      "integrity": "sha512-k/vGaX4/Yla3WzyMCvTQOXYeIHvqOKtnqBduzTHpzpQZzAskKMhZ2K+EnBiSM9zGSoIFeMpXKxa4dYeZIQqewQ==",
+      "dev": true
+    },
+    "jshint": {
+      "version": "2.1.11",
+      "resolved": "https://registry.npmjs.org/jshint/-/jshint-2.1.11.tgz",
+      "integrity": "sha1-61EI/vm6Xd67gwmD9XLSQuSeP5Y=",
+      "dev": true,
+      "requires": {
+        "cli": "0.4.x",
+        "console-browserify": "0.1.x",
+        "minimatch": "0.x.x",
+        "shelljs": "0.1.x",
+        "underscore": "1.4.x"
+      }
+    },
+    "lru-cache": {
+      "version": "2.7.3",
+      "resolved": "https://registry.npmjs.org/lru-cache/-/lru-cache-2.7.3.tgz",
+      "integrity": "sha1-bUUk6LlV+V1PW1iFHOId1y+06VI=",
+      "dev": true
+    },
+    "minimatch": {
+      "version": "0.4.0",
+      "resolved": "https://registry.npmjs.org/minimatch/-/minimatch-0.4.0.tgz",
+      "integrity": "sha1-vSx9Bg0sjI/Xzefx8u0tWycP2xs=",
+      "dev": true,
+      "requires": {
+        "lru-cache": "2",
+        "sigmund": "~1.0.0"
+      }
+    },
+    "minimist": {
+      "version": "1.2.5",
+      "resolved": "https://registry.npmjs.org/minimist/-/minimist-1.2.5.tgz",
+      "integrity": "sha512-FM9nNUYrRBAELZQT3xeZQ7fmMOBg6nWNmJKTcgsJeaLstP/UODVpGsr5OhXhhXg6f+qtJ8uiZ+PUxkDWcgIXLw==",
+      "dev": true
+    },
+    "mkdirp": {
+      "version": "0.5.5",
+      "resolved": "https://registry.npmjs.org/mkdirp/-/mkdirp-0.5.5.tgz",
+      "integrity": "sha512-NKmAlESf6jMGym1++R0Ra7wvhV+wFW63FaSOFPwRahvea0gMUcGUhVeAg/0BC0wiv9ih5NYPB1Wn1UEI1/L+xQ==",
+      "dev": true,
+      "requires": {
+        "minimist": "^1.2.5"
+      }
+    },
+    "nopt": {
+      "version": "2.2.1",
+      "resolved": "https://registry.npmjs.org/nopt/-/nopt-2.2.1.tgz",
+      "integrity": "sha1-KqCbfRdoSHs7ianFqlIzW/8Lrqc=",
+      "dev": true,
+      "requires": {
+        "abbrev": "1"
+      }
+    },
+    "once": {
+      "version": "1.4.0",
+      "resolved": "https://registry.npmjs.org/once/-/once-1.4.0.tgz",
+      "integrity": "sha1-WDsap3WWHUsROsF9nFC6753Xa9E=",
+      "dev": true,
+      "requires": {
+        "wrappy": "1"
+      }
+    },
+    "path-is-absolute": {
+      "version": "1.0.1",
+      "resolved": "https://registry.npmjs.org/path-is-absolute/-/path-is-absolute-1.0.1.tgz",
+      "integrity": "sha1-F0uSaHNVNP+8es5r9TpanhtcX18=",
+      "dev": true
+    },
+    "runforcover": {
+      "version": "0.0.2",
+      "resolved": "https://registry.npmjs.org/runforcover/-/runforcover-0.0.2.tgz",
+      "integrity": "sha1-NE8FfY1F0zrrxsyCIEZ49pxIV8w=",
+      "dev": true,
+      "requires": {
+        "bunker": "0.1.X"
+      }
+    },
+    "shelljs": {
+      "version": "0.1.4",
+      "resolved": "https://registry.npmjs.org/shelljs/-/shelljs-0.1.4.tgz",
+      "integrity": "sha1-37vnjVbDwBaNL7eeEOzR28sH7A4=",
+      "dev": true
+    },
+    "sigmund": {
+      "version": "1.0.1",
+      "resolved": "https://registry.npmjs.org/sigmund/-/sigmund-1.0.1.tgz",
+      "integrity": "sha1-P/IfGYytIXX587eBhT/ZTQ0ZtZA=",
+      "dev": true
+    },
+    "slide": {
+      "version": "1.1.6",
+      "resolved": "https://registry.npmjs.org/slide/-/slide-1.1.6.tgz",
+      "integrity": "sha1-VusCfWW00tzmyy4tMsTUr8nh1wc=",
+      "dev": true
+    },
+    "tap": {
+      "version": "0.4.13",
+      "resolved": "https://registry.npmjs.org/tap/-/tap-0.4.13.tgz",
+      "integrity": "sha1-OYYTTWdZcn/CIj5hEm7rhyQ6zLw=",
+      "dev": true,
+      "requires": {
+        "buffer-equal": "~0.0.0",
+        "deep-equal": "~0.0.0",
+        "difflet": "~0.2.0",
+        "glob": "~3.2.1",
+        "inherits": "*",
+        "mkdirp": "~0.3 || 0.4 || 0.5",
+        "nopt": "~2",
+        "runforcover": "~0.0.2",
+        "slide": "*",
+        "yamlish": "*"
+      },
+      "dependencies": {
+        "glob": {
+          "version": "3.2.11",
+          "resolved": "https://registry.npmjs.org/glob/-/glob-3.2.11.tgz",
+          "integrity": "sha1-Spc/Y1uRkPcV0QmH1cAP0oFevj0=",
+          "dev": true,
+          "requires": {
+            "inherits": "2",
+            "minimatch": "0.3"
+          }
+        },
+        "minimatch": {
+          "version": "0.3.0",
+          "resolved": "https://registry.npmjs.org/minimatch/-/minimatch-0.3.0.tgz",
+          "integrity": "sha1-J12O2qxPG7MyZHIInnlJyDlGmd0=",
+          "dev": true,
+          "requires": {
+            "lru-cache": "2",
+            "sigmund": "~1.0.0"
+          }
+        }
+      }
+    },
+    "traverse": {
+      "version": "0.6.6",
+      "resolved": "https://registry.npmjs.org/traverse/-/traverse-0.6.6.tgz",
+      "integrity": "sha1-y99WD9e5r2MlAv7UD5GMFX6pcTc=",
+      "dev": true
+    },
+    "uglify-js": {
+      "version": "1.1.1",
+      "resolved": "https://registry.npmjs.org/uglify-js/-/uglify-js-1.1.1.tgz",
+      "integrity": "sha1-7nGpfEzv0GoamyBDfzQRiYKqA1s=",
+      "dev": true
+    },
+    "underscore": {
+      "version": "1.4.4",
+      "resolved": "https://registry.npmjs.org/underscore/-/underscore-1.4.4.tgz",
+      "integrity": "sha1-YaajIBBiKvoHljvzJSA88SI51gQ=",
+      "dev": true
+    },
+    "wrappy": {
+      "version": "1.0.2",
+      "resolved": "https://registry.npmjs.org/wrappy/-/wrappy-1.0.2.tgz",
+      "integrity": "sha1-tSQ9jz7BqjXxNkYFvA0QNuMKtp8=",
+      "dev": true
+    },
+    "yamlish": {
+      "version": "0.0.7",
+      "resolved": "https://registry.npmjs.org/yamlish/-/yamlish-0.0.7.tgz",
+      "integrity": "sha1-tK+aHcxjYYhzw9bkUewyE8OaV/s=",
+      "dev": true
+    }
+  }
+}
diff --git a/package.json b/package.json
index 0350743..98f9384 100644
--- a/package.json
+++ b/package.json
@@ -23,7 +23,7 @@
     "test": "make test"
   },
   "devDependencies": {
-    "tap": "~0.4.3",
-    "jshint": "~2.1.4"
+    "jshint": "~2.1.4",
+    "tap": "~0.4.3"
   }
 }
diff --git a/test/is_thai_uri.js b/test/is_thai_uri.js
new file mode 100644
index 0000000..9b46440
--- /dev/null
+++ b/test/is_thai_uri.js
@@ -0,0 +1,14 @@
+var test = require("tap").test,
+    is_web_uri = require('../').is_web_uri;
+
+test("testing is_thai_uri", function (t) {
+
+    // valid
+    t.ok(is_web_uri('https://universal-acceptance-test.international/'), 'https://universal-acceptance-test.international/');
+    t.ok(is_web_uri('https://universal-acceptance-test.icu'), 'https://universal-acceptance-test.icu');
+    t.ok(is_web_uri('https://ยูเอทดสอบ.ไทย'), 'https://ยูเอทดสอบ.ไทย');
+    t.ok(is_web_uri('https://ทีเอชนิค.องค์กร.ไทย'), 'https://ทีเอชนิค.องค์กร.ไทย');
+    t.ok(is_web_uri('https://เราไม่ทิ้งกัน.com'), 'https://เราไม่ทิ้งกัน.com');
+
+    t.end();
+});
diff --git a/test/is_web_uri.js b/test/is_web_uri.js
index fadef97..b3a3c8b 100644
--- a/test/is_web_uri.js
+++ b/test/is_web_uri.js
@@ -5,6 +5,7 @@ test("testing is_web_uri", function (t) {
 
     // valid
     t.ok(is_web_uri('https://www.richardsonnen.com/'), 'https://www.richardsonnen.com/');
+    t.ok(is_web_uri('https://www.กกกก.ไทย/'), 'https://www.กกก.ไทย/');
     t.ok(is_web_uri('https://www.richardsonnen.com'), 'https://www.richardsonnen.com');
     t.ok(is_web_uri('https://www.richardsonnen.com/foo/bar/test.html'), 'https://www.richardsonnen.com/foo/bar/test.html');
     t.ok(is_web_uri('https://www.richardsonnen.com/?foo=bar'), 'https://www.richardsonnen.com/?foo=bar');