diff --git a/src/Behat/MinkExtension/ServiceContainer/Driver/BrowserStackFactory.php b/src/Behat/MinkExtension/ServiceContainer/Driver/BrowserStackFactory.php
index 66aa3fa7..2279a1dc 100644
--- a/src/Behat/MinkExtension/ServiceContainer/Driver/BrowserStackFactory.php
+++ b/src/Behat/MinkExtension/ServiceContainer/Driver/BrowserStackFactory.php
@@ -62,6 +62,8 @@ protected function getCapabilitiesNode()
                 ->booleanNode('browserstack-debug')->end()
                 ->booleanNode('browserstack-tunnel')->end()
                 ->booleanNode('emulator')->end()
+                ->booleanNode('real_mobile')->end()
+                ->booleanNode('realMobile')->end()
                 ->booleanNode('acceptSslCert')->end()
             ->end()
         ;