diff --git a/.travis.yml b/.travis.yml
index a57a5f703..f69939856 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -32,6 +32,7 @@ sudo: false
 cache: bundler
 
 before_install:
+  - sudo apt-get install -y gifsicle jpegoptim optipng jhead
   - npm i -g eslint babel-eslint
   - eslint app/assets/javascripts
   - eslint --ext .es6 app/assets/javascripts