diff --git a/.travis.yml b/.travis.yml
index a7df00f9..0fe929ff 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -5,6 +5,7 @@ rvm:
   - 2.3
   - 2.4
   - 2.5
+  - 2.6
   - ruby-head
   - jruby-head
 branches:
@@ -17,3 +18,4 @@ matrix:
     - rvm: jruby-head
   fast_finish: true
 bundler_args: "--jobs 4"
+before_install: ruby -e "Dir['{,spec/**/}Gemfile.lock'].each { |f| File.write(f, File.read(f).split('BUNDLED WITH').first)}"