diff --git a/.npmignore b/.npmignore
index 076a740..fa8b147 100644
--- a/.npmignore
+++ b/.npmignore
@@ -13,4 +13,4 @@
 .travis.yml
 bower.json
 ember-cli-build.js
-testem.json
+testem.js
diff --git a/.travis.yml b/.travis.yml
index f919ca8..d1ba920 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -1,7 +1,7 @@
 ---
 language: node_js
 node_js:
-  - "0.12"
+  - "4"
   - "5"
 
 sudo: false
@@ -12,6 +12,7 @@ cache:
 
 env:
   - EMBER_TRY_SCENARIO=default
+  - EMBER_TRY_SCENARIO=ember-1.13
   - EMBER_TRY_SCENARIO=ember-release
   - EMBER_TRY_SCENARIO=ember-beta
   - EMBER_TRY_SCENARIO=ember-canary
@@ -22,14 +23,15 @@ matrix:
     - env: EMBER_TRY_SCENARIO=ember-canary
 
 before_install:
-  - export PATH=/usr/local/phantomjs-2.0.0/bin:$PATH
-  - "npm config set spin false"
-  - "npm install -g npm@^2"
+  - npm config set spin false
+  - npm install -g bower
+  - npm install phantomjs-prebuilt
 
 install:
-  - npm install -g bower
   - npm install
   - bower install
 
 script:
-  - ember try $EMBER_TRY_SCENARIO test
+  # Usually, it's ok to finish the test scenario without reverting
+  #  to the addon's original dependency state, skipping "cleanup".
+  - ember try $EMBER_TRY_SCENARIO test --skip-cleanup
diff --git a/README.md b/README.md
index cef071f..a466673 100644
--- a/README.md
+++ b/README.md
@@ -23,4 +23,4 @@ Provides the ilios calendar addon to other ember applications including our fron
 
 * `ember build`
 
-For more information on using ember-cli, visit [http://www.ember-cli.com/](http://www.ember-cli.com/).
+For more information on using ember-cli, visit [http://ember-cli.com/](http://ember-cli.com/).
diff --git a/bower.json b/bower.json
index ead1a10..8f1e555 100644
--- a/bower.json
+++ b/bower.json
@@ -1,17 +1,13 @@
 {
   "name": "ilios-calendar",
   "dependencies": {
-    "ember": "2.3.0",
-    "ember-cli-shims": "0.1.0",
+    "ember": "~2.6.0",
+    "ember-cli-shims": "0.1.1",
     "ember-cli-test-loader": "0.2.2",
-    "ember-qunit-notifications": "0.1.0",
     "moment": ">= 2.8.0",
     "moment-timezone": ">= 0.1.0",
     "font-awesome": "~4.5.0",
     "clipboard": "~1.5.5",
-    "jquery": "1.11.3"
-  },
-  "resolutions": {
-    "ember": "2.3.0"
+    "ember-qunit-notifications": "0.1.0"
   }
 }
diff --git a/config/ember-try.js b/config/ember-try.js
index 3e88bc6..014f603 100644
--- a/config/ember-try.js
+++ b/config/ember-try.js
@@ -3,33 +3,52 @@ module.exports = {
   scenarios: [
     {
       name: 'default',
-      dependencies: { }
+      bower: {
+        dependencies: { }
+      }
+    },
+    {
+      name: 'ember-1.13',
+      bower: {
+        dependencies: {
+          'ember': '~1.13.0'
+        },
+        resolutions: {
+          'ember': '~1.13.0'
+        }
+      }
     },
     {
       name: 'ember-release',
-      dependencies: {
-        'ember': 'components/ember#release'
-      },
-      resolutions: {
-        'ember': 'release'
+      bower: {
+        dependencies: {
+          'ember': 'components/ember#release'
+        },
+        resolutions: {
+          'ember': 'release'
+        }
       }
     },
     {
       name: 'ember-beta',
-      dependencies: {
-        'ember': 'components/ember#beta'
-      },
-      resolutions: {
-        'ember': 'beta'
+      bower: {
+        dependencies: {
+          'ember': 'components/ember#beta'
+        },
+        resolutions: {
+          'ember': 'beta'
+        }
       }
     },
     {
       name: 'ember-canary',
-      dependencies: {
-        'ember': 'components/ember#canary'
-      },
-      resolutions: {
-        'ember': 'canary'
+      bower: {
+        dependencies: {
+          'ember': 'components/ember#canary'
+        },
+        resolutions: {
+          'ember': 'canary'
+        }
       }
     }
   ]
diff --git a/package.json b/package.json
index cb6e63e..8f4af1a 100644
--- a/package.json
+++ b/package.json
@@ -9,7 +9,7 @@
   "scripts": {
     "build": "ember build",
     "start": "ember server",
-    "test": "ember try:testall"
+    "test": "ember try:each"
   },
   "repository": "https://github.com/ilios/calendar",
   "engines": {
@@ -19,39 +19,38 @@
   "author": "",
   "license": "MIT",
   "devDependencies": {
-    "broccoli-asset-rev": "^2.2.0",
+    "broccoli-asset-rev": "^2.4.2",
     "elemental-calendar": "0.0.8",
-    "ember-ajax": "0.7.1",
-    "ember-cli": "2.3.0-beta.2",
+    "ember-ajax": "2.4.1",
+    "ember-cli": "2.6.0",
     "ember-cli-app-version": "^1.0.0",
-    "ember-cli-clipboard": "0.3.0",
-    "ember-cli-content-security-policy": "0.4.0",
+    "ember-cli-clipboard": "0.3.2",
+    "ember-cli-content-security-policy": "0.5.0",
     "ember-cli-dependency-checker": "^1.2.0",
-    "ember-cli-font-awesome": "1.4.0",
+    "ember-font-awesome": "2.1.1",
     "ember-cli-htmlbars-inline-precompile": "^0.3.1",
-    "ember-cli-inject-live-reload": "^1.3.1",
-    "ember-cli-moment-shim": "0.7.1",
-    "ember-cli-qunit": "^1.2.1",
+    "ember-cli-inject-live-reload": "^1.4.0",
+    "ember-cli-moment-shim": "1.3.0",
+    "ember-cli-qunit": "^2.0.0",
     "ember-cli-release": "0.2.8",
-    "ember-cli-sri": "^2.0.0",
+    "ember-cli-sri": "^2.1.0",
     "ember-cli-uglify": "^1.2.0",
-    "ember-data": "^2.3.0",
+    "ember-data": "^2.6.0",
     "ember-disable-prototype-extensions": "^1.1.0",
     "ember-disable-proxy-controllers": "^1.0.1",
-    "ember-export-application-global": "^1.0.4",
-    "ember-load-initializers": "^0.5.0",
-    "ember-moment": "4.1.0",
+    "ember-export-application-global": "^1.0.5",
+    "ember-load-initializers": "^0.5.1",
+    "ember-moment": "6.1.0",
     "ember-resolver": "^2.0.3",
-    "ember-tooltips": "^0.5.8",
-    "ember-try": "~0.0.8",
-    "loader.js": "^4.0.0"
+    "ember-tooltips": "^0.7.0",
+    "loader.js": "^4.0.1"
   },
   "keywords": [
     "ember-addon"
   ],
   "dependencies": {
     "ember-cli-babel": "^5.1.5",
-    "ember-cli-htmlbars": "^1.0.1",
+    "ember-cli-htmlbars": "^1.0.3",
     "ember-cli-sass": "^5.2.1"
   },
   "ember-addon": {
diff --git a/testem.json b/testem.js
similarity index 81%
rename from testem.json
rename to testem.js
index 0f35392..26044b2 100644
--- a/testem.json
+++ b/testem.js
@@ -1,4 +1,5 @@
-{
+/*jshint node:true*/
+module.exports = {
   "framework": "qunit",
   "test_page": "tests/index.html?hidepassed",
   "disable_watching": true,
@@ -9,4 +10,4 @@
     "PhantomJS",
     "Chrome"
   ]
-}
+};
diff --git a/tests/helpers/module-for-acceptance.js b/tests/helpers/module-for-acceptance.js
index ed23003..76996fd 100644
--- a/tests/helpers/module-for-acceptance.js
+++ b/tests/helpers/module-for-acceptance.js
@@ -1,23 +1,23 @@
 import { module } from 'qunit';
+import Ember from 'ember';
 import startApp from '../helpers/start-app';
 import destroyApp from '../helpers/destroy-app';
 
+const { RSVP: { Promise } } = Ember;
+
 export default function(name, options = {}) {
   module(name, {
     beforeEach() {
       this.application = startApp();
 
       if (options.beforeEach) {
-        options.beforeEach.apply(this, arguments);
+        return options.beforeEach.apply(this, arguments);
       }
     },
 
     afterEach() {
-      destroyApp(this.application);
-
-      if (options.afterEach) {
-        options.afterEach.apply(this, arguments);
-      }
+      let afterEach = options.afterEach && options.afterEach.apply(this, arguments);
+      return Promise.resolve(afterEach).then(() => destroyApp(this.application));
     }
   });
 }