diff --git a/.travis.yml b/.travis.yml
index 0d6d210..9b52b6b 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -6,5 +6,9 @@ rvm:
   - 2.3.3
   - 2.4.0
 
+before_install:
+  - gem update --system
+  - gem install bundler
+
 cache: bundler
 script: bundle exec middleman build