diff --git a/package.json b/package.json
index 1ef636d2..c7e0a853 100644
--- a/package.json
+++ b/package.json
@@ -14,10 +14,8 @@
   "dependencies": {
     "aphrodite-simple": "0.4.1",
     "color": "0.11.3",
-    "electron-mocha": "^3.0.0",
     "hterm-umdjs": "1.1.3",
     "json-loader": "0.5.4",
-    "mocha": "^3.0.0",
     "mousetrap": "1.6.0",
     "ms": "0.7.1",
     "object-values": "1.0.0",
@@ -30,10 +28,10 @@
     "redux": "3.6.0",
     "redux-thunk": "2.1.0",
     "reselect": "2.5.4",
-    "seamless-immutable": "6.1.1",
-    "should": "^11.0.0"
+    "seamless-immutable": "6.1.1"
   },
   "devDependencies": {
+    "ava": "^0.16.0",
     "babel-cli": "^6.11.4",
     "babel-core": "^6.11.4",
     "babel-loader": "^6.2.4",
@@ -47,6 +45,7 @@
     "eslint-plugin-react": "^6.2.2",
     "husky": "^0.11.6",
     "redux-logger": "^2.6.1",
+    "spectron": "^3.4.0",
     "webpack": "^2.1.0-beta.15",
     "xo": "^0.16.0"
   },
@@ -107,7 +106,7 @@
     "start": "concurrently --kill-others --raw \"npm run dev\" \"electron app\"",
     "dev": "webpack -w",
     "build": "NODE_ENV=production webpack",
-    "test": "xo && electron-mocha test/*",
+    "test": "npm run pack && xo && ava",
     "prepublish": "npm test",
     "prepush": "npm test",
     "postinstall": "install-app-deps",
diff --git a/test/app/plugins.js b/test/app/plugins.js
deleted file mode 100644
index e8269fd7..00000000
--- a/test/app/plugins.js
+++ /dev/null
@@ -1,23 +0,0 @@
-/* eslint-disable prefer-arrow-callback */
-require('../setup');
-
-const {_toDependencies} = require('../../app/plugins');
-
-describe('plugins', function () {
-  describe('#toDependencies()', function () {
-    it('should convert dependencies form hyperterm\'s format to npm\'s', function () {
-      const plugins = ['project1', 'project2#1.0.0', 'project3@beta',
-                       '@org1/project4#1.0.0', '@org2/project5@alpha',
-                       '@org3/project6'];
-
-      _toDependencies({plugins}).should.be.eql({
-        'project1': 'latest',
-        'project2': '1.0.0',
-        'project3': 'beta',
-        '@org1/project4': '1.0.0',
-        '@org2/project5': 'alpha',
-        '@org3/project6': 'latest'
-      });
-    });
-  });
-});
diff --git a/test/index.js b/test/index.js
new file mode 100644
index 00000000..bbc629d7
--- /dev/null
+++ b/test/index.js
@@ -0,0 +1,30 @@
+// Native
+import path from 'path';
+
+// Packages
+import test from 'ava';
+import {Application} from 'spectron';
+
+let app;
+
+test.before(async () => {
+  app = new Application({
+    path: path.join(__dirname, '../dist/mac/HyperTerm.app/Contents/MacOS/HyperTerm')
+  });
+
+  await app.start();
+});
+
+test.after(async () => {
+  await app.stop();
+});
+
+test('check window count', async t => {
+  await app.client.waitUntilWindowLoaded();
+  t.is(await app.client.getWindowCount(), 4);
+});
+
+test('see if dev tools are open', async t => {
+  await app.client.waitUntilWindowLoaded();
+  t.false(await app.browserWindow.isDevToolsOpened());
+});
diff --git a/test/setup.js b/test/setup.js
deleted file mode 100644
index 4041736a..00000000
--- a/test/setup.js
+++ /dev/null
@@ -1,5 +0,0 @@
-require('should');
-
-const config = require('../app/config');
-
-config.init();