diff --git a/tests/intern.js b/tests/intern.js
index 3cac7c665..289e30954 100644
--- a/tests/intern.js
+++ b/tests/intern.js
@@ -36,14 +36,16 @@ define(['intern/lib/args'], function(args) {
 
     // Browser versions may have dependencies on browserstack.selenium_version
     environments: [
-      { browser: 'firefox', browser_version: '44', os : 'OS X', os_version : 'Yosemite' },
-      { browser: 'chrome', browser_version: '49', os : 'OS X', os_version : 'Yosemite' },
+      //{ browser: 'firefox', browser_version: '44', os : 'OS X', os_version : 'Yosemite' },
+      //{ browser: 'chrome', browser_version: '49', os : 'OS X', os_version : 'Yosemite' },
       //{ browser: 'Safari', browser_version : '8.0', os : 'OS X', os_version : 'Yosemite' },
-      { browser: 'Opera', browser_version: '12.15', os: 'OS X', os_version: 'Yosemite'}//,
+      //{ browser: 'Opera', browser_version: '12.15', os: 'OS X', os_version: 'Yosemite'}//,
       //{ browser: 'IE', browser_version: '11.0', os: 'Windows', os_version: '8.1' },
       //{ browser: 'IE', browser_version: '11.0', os: 'Windows', os_version: '10' },
-      //{ browserName : 'iPhone', platform : 'MAC', device : 'iPhone 6'},
-      //{ browserName : 'android', platform : 'ANDROID', device : 'Samsung Galaxy S5'}
+      { browser: 'iPhone', platform: 'MAC', device: 'iPhone 6S'},
+      { browser: 'iPad', platform: 'MAC', device: 'iPad Pro'},
+      { browser: 'android', platform : 'ANDROID', device : 'Samsung Galaxy S5'},
+      { browser: 'android', platform: 'ANDROID', device: 'Google Nexus 5'}
     ],
 
     // BrowserStack connection