diff --git a/.travis.yml b/.travis.yml
index 0ef616f7..3273dff9 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -1,11 +1,7 @@
 language: node_js
 node_js:
-  - 0.10
-  - 0.11
-  - 0.12
-  - 4
-  - 5
-  - iojs
+  - node
+  - lts/*
 branches:
   only:
     - master
@@ -21,4 +17,4 @@ after_script:
   - "cat ./coverage/lcov.info | CODECLIMATE_REPO_TOKEN=8f4183adc84cb07c9609004de2f43c60e2a54a09c89d99f055919267f5246409 codeclimate-test-reporter"
 addons:
   code_climate:
-    repo_token: 8f4183adc84cb07c9609004de2f43c60e2a54a09c89d99f055919267f5246409
\ No newline at end of file
+    repo_token: 8f4183adc84cb07c9609004de2f43c60e2a54a09c89d99f055919267f5246409
diff --git a/Makefile b/Makefile
index b470f232..337078bd 100644
--- a/Makefile
+++ b/Makefile
@@ -1,5 +1,5 @@
 test:
-	mocha
+	mocha --exit
 
 cover:
 	istanbul cover ./node_modules/mocha/bin/_mocha
@@ -14,4 +14,4 @@ examples:
 
 all: test examples hint
 
-.PHONY: test examples
\ No newline at end of file
+.PHONY: test examples
diff --git a/README.md b/README.md
index d0a29666..707b7e2d 100644
--- a/README.md
+++ b/README.md
@@ -6,11 +6,9 @@ Stores language files in json files compatible to [webtranslateit](http://webtra
 Adds new strings on-the-fly when first used in your app.
 No extra parsing needed.
 
-[![Linux/OSX Build][travis-image]][travis-url]
-[![Windows Build][appveyor-image]][appveyor-url]
-[![NPM version][npm-image]][npm-url]
-[![Dependency Status][dependency-image]][dependency-url]
+[![Travis][travis-image]][travis-url]
 [![Test Coverage][coveralls-image]][coveralls-url]
+[![NPM version][npm-image]][npm-url]
 [![Known Vulnerabilities][snyk-image]][snyk-url]
 
 ## Install
@@ -993,42 +991,14 @@ i18n.configure({
 * 0.1.0: added tests
 * 0.0.1: start
 
-## Licensed under MIT
-
-Copyright (c) 2011-2016 Marcus Spiegel <marcus.spiegel@gmail.com>
-
-Permission is hereby granted, free of charge, to any person obtaining a copy
-of this software and associated documentation files (the "Software"), to deal
-in the Software without restriction, including without limitation the rights
-to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
-copies of the Software, and to permit persons to whom the Software is
-furnished to do so, subject to the following conditions:
-
-The above copyright notice and this permission notice shall be included in all
-copies or substantial portions of the Software.
-
-THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
-IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
-FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
-AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
-LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
-OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
-SOFTWARE.
-
 [npm-image]: https://badge.fury.io/js/i18n.svg
 [npm-url]: https://www.npmjs.com/package/i18n
 
 [travis-image]: https://travis-ci.org/mashpie/i18n-node.svg?branch=master
 [travis-url]: https://travis-ci.org/mashpie/i18n-node
 
-[appveyor-image]: https://ci.appveyor.com/api/projects/status/677snewuop7u5xtl?svg=true
-[appveyor-url]: https://ci.appveyor.com/project/mashpie/i18n-node
-
 [coveralls-image]: https://coveralls.io/repos/github/mashpie/i18n-node/badge.svg?branch=master
 [coveralls-url]: https://coveralls.io/github/mashpie/i18n-node?branch=master
 
-[dependency-image]: https://img.shields.io/gemnasium/mashpie/i18n-node.svg
-[dependency-url]: https://gemnasium.com/mashpie/i18n-node
-
 [snyk-image]: https://snyk.io/test/npm/i18n/badge.svg
 [snyk-url]: https://snyk.io/test/npm/i18n
diff --git a/appveyor.yml b/appveyor.yml
deleted file mode 100644
index 1fc97dc0..00000000
--- a/appveyor.yml
+++ /dev/null
@@ -1,19 +0,0 @@
-environment:
-  matrix:
-    - nodejs_version: "0.10"
-    - nodejs_version: "0.12"
-    - nodejs_version: "4"
-    - nodejs_version: "5"
-    - nodejs_version: "iojs"
-branches:
-  only:
-    - master
-    - stable
-install:
-  - "npm install -g jshint"
-  - "npm install -g istanbul"
-  - "npm install"
-build: off
-test_script:
-  - "npm run test-ci"
-version: "{build}"
\ No newline at end of file
diff --git a/i18n.js b/i18n.js
index 0870cac9..af5dae7e 100644
--- a/i18n.js
+++ b/i18n.js
@@ -486,7 +486,7 @@ module.exports = (function() {
       locale === undefined &&
       typeof this.locale === 'string'
     ) {
-      if (register && register.GLOBAL) {
+      if (register && register.global) {
         targetLocale = '';
       } else {
         targetLocale = this.locale;
diff --git a/package-lock.json b/package-lock.json
new file mode 100644
index 00000000..a74ed04d
--- /dev/null
+++ b/package-lock.json
@@ -0,0 +1,4003 @@
+{
+  "name": "i18n",
+  "version": "0.8.3",
+  "lockfileVersion": 1,
+  "requires": true,
+  "dependencies": {
+    "@sinonjs/commons": {
+      "version": "1.4.0",
+      "resolved": "https://registry.npmjs.org/@sinonjs/commons/-/commons-1.4.0.tgz",
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+      "dev": true,
+      "requires": {
+        "type-detect": "4.0.8"
+      }
+    },
+    "@sinonjs/formatio": {
+      "version": "3.2.1",
+      "resolved": "https://registry.npmjs.org/@sinonjs/formatio/-/formatio-3.2.1.tgz",
+      "integrity": "sha512-tsHvOB24rvyvV2+zKMmPkZ7dXX6LSLKZ7aOtXY6Edklp0uRcgGpOsQTTGTcWViFyx4uhWc6GV8QdnALbIbIdeQ==",
+      "dev": true,
+      "requires": {
+        "@sinonjs/commons": "^1",
+        "@sinonjs/samsam": "^3.1.0"
+      }
+    },
+    "@sinonjs/samsam": {
+      "version": "3.3.0",
+      "resolved": "https://registry.npmjs.org/@sinonjs/samsam/-/samsam-3.3.0.tgz",
+      "integrity": "sha512-beHeJM/RRAaLLsMJhsCvHK31rIqZuobfPLa/80yGH5hnD8PV1hyh9xJBJNFfNmO7yWqm+zomijHsXpI6iTQJfQ==",
+      "dev": true,
+      "requires": {
+        "@sinonjs/commons": "^1.0.2",
+        "array-from": "^2.1.1",
+        "lodash": "^4.17.11"
+      }
+    },
+    "@sinonjs/text-encoding": {
+      "version": "0.7.1",
+      "resolved": "https://registry.npmjs.org/@sinonjs/text-encoding/-/text-encoding-0.7.1.tgz",
+      "integrity": "sha512-+iTbntw2IZPb/anVDbypzfQa+ay64MW0Zo8aJ8gZPWMMK6/OubMVb6lUPMagqjOPnmtauXnFCACVl3O7ogjeqQ==",
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+    "accepts": {
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+      "integrity": "sha1-63d99gEXI6OxTopywIBcjoZ0a9I=",
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+      "resolved": "https://registry.npmjs.org/yargs-parser/-/yargs-parser-11.1.1.tgz",
+      "integrity": "sha512-C6kB/WJDiaxONLJQnF8ccx9SEeoTTLek8RVbaOIsrAUS8VrBEXfmeSnCZxygc+XC2sNMBIwOOnfcxiynjHsVSQ==",
+      "dev": true,
+      "requires": {
+        "camelcase": "^5.0.0",
+        "decamelize": "^1.2.0"
+      }
+    },
+    "yargs-unparser": {
+      "version": "1.5.0",
+      "resolved": "https://registry.npmjs.org/yargs-unparser/-/yargs-unparser-1.5.0.tgz",
+      "integrity": "sha512-HK25qidFTCVuj/D1VfNiEndpLIeJN78aqgR23nL3y4N0U/91cOAzqfHlF8n2BvoNDcZmJKin3ddNSvOxSr8flw==",
+      "dev": true,
+      "requires": {
+        "flat": "^4.1.0",
+        "lodash": "^4.17.11",
+        "yargs": "^12.0.5"
+      }
+    },
+    "zombie": {
+      "version": "6.1.4",
+      "resolved": "https://registry.npmjs.org/zombie/-/zombie-6.1.4.tgz",
+      "integrity": "sha512-yxNvKtyz3PP8lkr31AYh7vdbBD4is9hYXiOQKPp+k/7GiDiFQXX1Ex+peCl4ttodu/bHZcIluJ8lxMla5XefBQ==",
+      "dev": true,
+      "requires": {
+        "babel-runtime": "6.26.0",
+        "bluebird": "^3.5.1",
+        "debug": "^4.1.0",
+        "eventsource": "^1.0.5",
+        "iconv-lite": "^0.4.21",
+        "jsdom": "11.12.0",
+        "lodash": "^4.17.10",
+        "mime": "^2.3.1",
+        "ms": "^2.1.1",
+        "request": "^2.85.0",
+        "tough-cookie": "^2.3.4",
+        "ws": "^6.1.2"
+      },
+      "dependencies": {
+        "mime": {
+          "version": "2.4.0",
+          "resolved": "https://registry.npmjs.org/mime/-/mime-2.4.0.tgz",
+          "integrity": "sha512-ikBcWwyqXQSHKtciCcctu9YfPbFYZ4+gbHEmE0Q8jzcTYQg5dHCr3g2wwAZjPoJfQVXZq6KXAjpXOTf5/cjT7w==",
+          "dev": true
+        }
+      }
+    }
+  }
+}
diff --git a/package.json b/package.json
index e9a676e7..0625eb3b 100644
--- a/package.json
+++ b/package.json
@@ -23,12 +23,12 @@
     "math-interval-parser": "^1.1.0",
     "messageformat": "^0.3.1",
     "mustache": "*",
-    "sprintf-js": ">=1.0.3"
+    "sprintf-js": "^1.1.2"
   },
   "devDependencies": {
-    "async": "*",
-    "cookie-parser": "^1.4.1",
-    "express": "^4.13.4",
+    "async": "^2.6.2",
+    "cookie-parser": "^1.4.4",
+    "express": "^4.16.4",
     "jshint": "*",
     "mocha": "*",
     "should": "*",
@@ -42,7 +42,7 @@
   "scripts": {
     "jshint": "jshint --verbose .",
     "test": "npm run jshint && make test",
-    "test-ci": "npm run jshint && istanbul cover ./node_modules/mocha/bin/_mocha"
+    "test-ci": "npm run jshint && istanbul cover ./node_modules/mocha/bin/_mocha -- --exit"
   },
   "license": "MIT"
 }