diff --git a/.gitignore b/.gitignore
index c5b4b068..f964e248 100644
--- a/.gitignore
+++ b/.gitignore
@@ -14,5 +14,10 @@
 /coverage/*
 /libpeerconnection.log
 npm-debug.log*
+yarn-error.log
 testem.log
-.idea
\ No newline at end of file
+.idea
+# ember-try
+.node_modules.ember-try/
+bower.json.ember-try
+package.json.ember-try
diff --git a/.travis.yml b/.travis.yml
index 72f90c97..855a1846 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -1,7 +1,9 @@
 ---
 language: node_js
 node_js:
-  - "6"
+  # we recommend testing addons with the same minimum supported node version as Ember CLI
+  # so that your addon works for all apps
+  - "4"
 
 sudo: false
 
@@ -10,9 +12,11 @@ cache:
     - $HOME/.npm
 
 env:
-  # we recommend testing LTS's and latest stable release (bonus points to beta/canary)
+  # we recommend new addons test the current and previous LTS
+  # as well as latest stable release (bonus points to beta/canary)
   - EMBER_TRY_SCENARIO=ember-lts-2.4
   - EMBER_TRY_SCENARIO=ember-lts-2.8
+  - EMBER_TRY_SCENARIO=ember-lts-2.12
   - EMBER_TRY_SCENARIO=ember-release
   - EMBER_TRY_SCENARIO=ember-beta
   - EMBER_TRY_SCENARIO=ember-canary
@@ -25,6 +29,8 @@ matrix:
 
 before_install:
   - npm config set spin false
+  - npm install -g npm@4
+  - npm --version
   - npm install -g phantomjs-prebuilt
   - phantomjs --version
 
@@ -34,4 +40,4 @@ install:
 script:
   # Usually, it's ok to finish the test scenario without reverting
   #  to the addon's original dependency state, skipping "cleanup".
-  - node_modules/.bin/ember try:one $EMBER_TRY_SCENARIO test --skip-cleanup
+  - node_modules/.bin/ember try:one $EMBER_TRY_SCENARIO --skip-cleanup
diff --git a/config/ember-try.js b/config/ember-try.js
index a0701243..3dc3c67a 100644
--- a/config/ember-try.js
+++ b/config/ember-try.js
@@ -33,6 +33,14 @@ module.exports = {
         }
       }
     },
+    {
+      name: 'ember-lts-2.12',
+      npm: {
+        devDependencies: {
+          'ember-source': '~2.12.0'
+        }
+      }
+    },
     {
       name: 'ember-release',
       bower: {
diff --git a/ember-cli-build.js b/ember-cli-build.js
index 5e6f0370..156e23fa 100644
--- a/ember-cli-build.js
+++ b/ember-cli-build.js
@@ -1,8 +1,10 @@
 /* eslint-env node */
+'use strict';
+
 const EmberAddon = require('ember-cli/lib/broccoli/ember-addon');
 
 module.exports = function(defaults) {
-  var app = new EmberAddon(defaults, {
+  let app = new EmberAddon(defaults, {
     // Add options here
   });
 
diff --git a/package.json b/package.json
index 90a8f247..146f4532 100644
--- a/package.json
+++ b/package.json
@@ -18,16 +18,16 @@
     "test": "ember try:each"
   },
   "dependencies": {
-    "ember-cli-babel": "^6.0.0",
-    "ember-cli-htmlbars": "^1.1.1"
+    "ember-cli-babel": "^6.8.1",
+    "ember-cli-htmlbars": "^2.0.1"
   },
   "devDependencies": {
     "broccoli-asset-rev": "^2.4.5",
     "ember-ajax": "^3.0.0",
-    "ember-cli": "2.13.1",
+    "ember-cli": "~2.14.2",
     "ember-cli-dependency-checker": "^1.3.0",
     "ember-cli-eslint": "^3.0.0",
-    "ember-cli-htmlbars-inline-precompile": "^0.4.0",
+    "ember-cli-htmlbars-inline-precompile": "^0.4.3",
     "ember-cli-inject-live-reload": "^1.4.1",
     "ember-cli-mirage": "0.3.1",
     "ember-cli-qunit": "^4.0.0",
@@ -35,20 +35,20 @@
     "ember-cli-sri": "^2.1.0",
     "ember-cli-uglify": "^1.2.0",
     "ember-data": "^2.13.0",
-    "ember-disable-prototype-extensions": "^1.1.0",
+    "ember-disable-prototype-extensions": "^1.1.2",
     "ember-export-application-global": "^2.0.0",
     "ember-inflector": "^2.0.0",
     "ember-load-initializers": "^1.0.0",
     "ember-resolver": "^4.0.0",
-    "ember-source": "^2.13.0",
+    "ember-source": "~2.14.1",
     "ember-to-string": "^1.0.2",
     "loader.js": "^4.2.3"
   },
   "engines": {
-    "node": ">= 4"
+    "node": "^4.5 || 6.* || >= 7.*"
   },
   "ember-addon": {
     "demoURL": "http://onechiporenko.github.io/ember-models-table/",
     "configPath": "tests/dummy/config"
   }
-}
\ No newline at end of file
+}
diff --git a/testem.js b/testem.js
index b2340483..f4135163 100644
--- a/testem.js
+++ b/testem.js
@@ -1,12 +1,12 @@
 /* eslint-env node */
 module.exports = {
-  "test_page": "tests/index.html?hidepassed",
-  "disable_watching": true,
-  "launch_in_ci": [
-    "PhantomJS"
+  test_page: 'tests/index.html?hidepassed',
+  disable_watching: true,
+  launch_in_ci: [
+    'PhantomJS'
   ],
-  "launch_in_dev": [
-    "PhantomJS",
-    "Chrome"
+  launch_in_dev: [
+    'PhantomJS',
+    'Chrome'
   ]
 };
diff --git a/tests/dummy/app/app.js b/tests/dummy/app/app.js
index 831ad610..c15f9359 100644
--- a/tests/dummy/app/app.js
+++ b/tests/dummy/app/app.js
@@ -3,11 +3,7 @@ import Resolver from './resolver';
 import loadInitializers from 'ember-load-initializers';
 import config from './config/environment';
 
-let App;
-
-Ember.MODEL_FACTORY_INJECTIONS = true;
-
-App = Ember.Application.extend({
+const App = Ember.Application.extend({
   modulePrefix: config.modulePrefix,
   podModulePrefix: config.podModulePrefix,
   Resolver
diff --git a/tests/dummy/config/environment.js b/tests/dummy/config/environment.js
index 100a594d..aa598b8a 100644
--- a/tests/dummy/config/environment.js
+++ b/tests/dummy/config/environment.js
@@ -1,9 +1,10 @@
 /* eslint-env node */
+'use strict';
 
 module.exports = function(environment) {
-  var ENV = {
+  let ENV = {
     modulePrefix: 'dummy',
-    environment: environment,
+    environment,
     rootURL: '/',
     locationType: 'hash',
     EmberENV: {
diff --git a/tests/dummy/config/targets.js b/tests/dummy/config/targets.js
index 2bebfaca..df7664c2 100644
--- a/tests/dummy/config/targets.js
+++ b/tests/dummy/config/targets.js
@@ -1,5 +1,4 @@
 /* eslint-env node */
-
 module.exports = {
   browsers: [
     'ie 9',
diff --git a/tests/helpers/module-for-acceptance.js b/tests/helpers/module-for-acceptance.js
index 76996fd0..5a1a583a 100644
--- a/tests/helpers/module-for-acceptance.js
+++ b/tests/helpers/module-for-acceptance.js
@@ -3,7 +3,7 @@ import Ember from 'ember';
 import startApp from '../helpers/start-app';
 import destroyApp from '../helpers/destroy-app';
 
-const { RSVP: { Promise } } = Ember;
+const { RSVP: { resolve } } = Ember;
 
 export default function(name, options = {}) {
   module(name, {
@@ -17,7 +17,7 @@ export default function(name, options = {}) {
 
     afterEach() {
       let afterEach = options.afterEach && options.afterEach.apply(this, arguments);
-      return Promise.resolve(afterEach).then(() => destroyApp(this.application));
+      return resolve(afterEach).then(() => destroyApp(this.application));
     }
   });
 }