diff --git a/.travis.yml b/.travis.yml
index e932031..390a5db 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -1,7 +1,6 @@
----
-sudo: false
 language: ruby
 cache: bundler
 rvm:
   - 2.6.3
-before_install: gem install bundler -v 2.0.2
+  - ruby-head
+script: rake test