diff --git a/.travis.yml b/.travis.yml
index e367b1c..9673394 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -1,6 +1,8 @@
 language: node_js
 node_js:
   - "node"
+addons:
+  firefox: "latest"
 before_script:
   - "export DISPLAY=:99.0"
   - "sh -e /etc/init.d/xvfb start"