diff --git a/.travis.yml b/.travis.yml
index 5a0b74ee84..89aa2ab93e 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -18,7 +18,8 @@ before_script:
 - gulp lint
 - gulp switch
 script:
-- xvfb-run wct
+- xvfb-run wct -l firefox
+- xvfb-run wct -l chrome
 - if [ "${TRAVIS_PULL_REQUEST}" = "false" ]; then wct -s default; fi
 env:
   global: