diff --git a/lib/spellchecker.js b/lib/spellchecker.js
index 4d3523f..5623bdb 100644
--- a/lib/spellchecker.js
+++ b/lib/spellchecker.js
@@ -5,6 +5,7 @@ var bindings = require('../build/Release/spellchecker.node');
 var Spellchecker = bindings.Spellchecker;
 
 var defaultSpellcheck = null;
+var dictionaryBaseURL = "https://redirector.gvt1.com/edgedl/chrome/dict/";
 
 var ensureDefaultSpellCheck = function() {
   if (defaultSpellcheck) {
@@ -74,16 +75,22 @@ var getDictionaryPath = function() {
   return dict;
 }
 
+var setBaseUrlForHunspellDictionary = function(url) {
+  if(url && url.length > 0){
+    dictionaryBaseURL = url
+  }
+}
+
 var getURLForHunspellDictionary = function(lang) {
   // NB: This is derived from https://code.google.com/p/chromium/codesearch#chromium/src/chrome/common/spellcheck_common.cc&sq=package:chromium&type=cs&rcl=1464736770&l=107
   var defaultVersion = '-3-0';
   var specialVersions = {
     'tr-tr': '-4-0',
     'tg-tg': '-5-0',
-    'en-ca': '-7-1',
-    'en-gb': '-7-1',
-    'en-us': '-7-1',
-    'fa-ir': '-7-0',
+    'en-ca': '-8-0',
+    'en-gb': '-8-0',
+    'en-us': '-8-0',
+    'fa-ir': '-8-0',
   };
 
   var nonFormedLangCode = ['ko', 'sh', 'sq', 'sr'];
@@ -98,7 +105,7 @@ var getURLForHunspellDictionary = function(lang) {
     }
   }
 
-  return "https://redirector.gvt1.com/edgedl/chrome/dict/" + langCode + (specialVersions[langCode] || defaultVersion) + ".bdic";
+  return dictionaryBaseURL + langCode + (specialVersions[langCode] || defaultVersion) + ".bdic";
 }
 
 module.exports = {
@@ -110,5 +117,6 @@ module.exports = {
   getAvailableDictionaries: getAvailableDictionaries,
   getCorrectionsForMisspelling: getCorrectionsForMisspelling,
   getURLForHunspellDictionary: getURLForHunspellDictionary,
+  setBaseUrlForHunspellDictionary: setBaseUrlForHunspellDictionary,
   Spellchecker: Spellchecker
 };
diff --git a/package.json b/package.json
index 08e747f..ac588f3 100644
--- a/package.json
+++ b/package.json
@@ -1,8 +1,8 @@
 {
   "main": "./lib/spellchecker.js",
-  "name": "spellchecker",
+  "name": "node-spellcheckr",
   "description": "Bindings to native spellchecker",
-  "version": "4.0.0",
+  "version": "4.0.3",
   "licenses": [
     {
       "type": "MIT",
@@ -24,6 +24,6 @@
     "jasmine-focused": "1.x"
   },
   "dependencies": {
-    "nan": "^2.0.0"
+    "nan": "^2.14.0"
   }
 }
diff --git a/src/main.cc b/src/main.cc
index 8509edc..fc7e296 100644
--- a/src/main.cc
+++ b/src/main.cc
@@ -72,7 +72,7 @@ class Spellchecker : public Nan::ObjectWrap {
       return Nan::ThrowError("Bad argument");
     }
 
-    Handle<String> string = Handle<String>::Cast(info[0]);
+    Local<String> string = Local<String>::Cast(info[0]);
     if (!string->IsString()) {
       return Nan::ThrowError("Bad argument");
     }
@@ -96,9 +96,9 @@ class Spellchecker : public Nan::ObjectWrap {
       uint32_t start = iter->start, end = iter->end;
 
       Local<Object> misspelled_range = Nan::New<Object>();
-      misspelled_range->Set(Nan::New("start").ToLocalChecked(), Nan::New<Integer>(start));
-      misspelled_range->Set(Nan::New("end").ToLocalChecked(), Nan::New<Integer>(end));
-      result->Set(index, misspelled_range);
+      Nan::Set(misspelled_range, Nan::New("start").ToLocalChecked(), Nan::New<Integer>(start));
+      Nan::Set(misspelled_range, Nan::New("end").ToLocalChecked(), Nan::New<Integer>(end));
+      Nan::Set(result, index, misspelled_range);
     }
   }
 
@@ -145,7 +145,7 @@ class Spellchecker : public Nan::ObjectWrap {
     Local<Array> result = Nan::New<Array>(dictionaries.size());
     for (size_t i = 0; i < dictionaries.size(); ++i) {
       const std::string& dict = dictionaries[i];
-      result->Set(i, Nan::New(dict.data(), dict.size()).ToLocalChecked());
+      Nan::Set(result, i, Nan::New(dict.data(), dict.size()).ToLocalChecked());
     }
 
     info.GetReturnValue().Set(result);
@@ -168,7 +168,7 @@ class Spellchecker : public Nan::ObjectWrap {
       const std::string& word = corrections[i];
 
       Nan::MaybeLocal<String> val = Nan::New<String>(word.data(), word.size());
-      result->Set(i, val.ToLocalChecked());
+      Nan::Set(result, i, val.ToLocalChecked());
     }
 
     info.GetReturnValue().Set(result);
@@ -184,7 +184,7 @@ class Spellchecker : public Nan::ObjectWrap {
   }
 
  public:
-  static void Init(Handle<Object> exports) {
+  static void Init(Local<Object> exports) {
     Local<FunctionTemplate> tpl = Nan::New<FunctionTemplate>(Spellchecker::New);
 
     tpl->SetClassName(Nan::New<String>("Spellchecker").ToLocalChecked());
@@ -198,12 +198,12 @@ class Spellchecker : public Nan::ObjectWrap {
     Nan::SetMethod(tpl->InstanceTemplate(), "add", Spellchecker::Add);
     Nan::SetMethod(tpl->InstanceTemplate(), "remove", Spellchecker::Remove);
 
-    exports->Set(Nan::New("Spellchecker").ToLocalChecked(), tpl->GetFunction());
+    Nan::Set(exports, Nan::New("Spellchecker").ToLocalChecked(), Nan::GetFunction(tpl).ToLocalChecked());
   }
 };
 
-void Init(Handle<Object> exports, Handle<Object> module) {
-  Spellchecker::Init(exports);
+NAN_MODULE_INIT(Init) {
+  Spellchecker::Init(target);
 }
 
 }  // namespace