diff --git a/.travis.yml b/.travis.yml
index f916505d..5cc51e84 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -4,7 +4,7 @@ python:
 before_install:
   - "export DISPLAY=:99.0"
   - "sh -e /etc/init.d/xvfb start"
-  - npm install -g less
+  - npm install -g less grunt-cli
   - ( cd searx/static/oscar;npm install )
 install:
   - "make"