diff --git a/.travis.yml b/.travis.yml
index 598e0bf..06c031d 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -1,6 +1,6 @@
 language: ruby
-script: "bundle exec rake test"
-sudo: false
-cache: bundler
 rvm:
   - 2.4.2
+before_install:
+  - gem uninstall -v '>= 2' -i $(rvm gemdir)@global -ax bundler || true
+  - gem install bundler -v '< 2'