diff --git a/.travis.yml b/.travis.yml
index 6013cde..8c195b8 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -6,6 +6,8 @@ services:
 # https://github.com/travis-ci/travis-ci/issues/4778
 before_install:
   - sudo service docker restart; sleep 10; docker --version
+  - yes | gem update --system --force
+  - gem install bundler -v 2.0.2
 
 # add jq in packages once it becomes pre-allowed
 #  https://github.com/travis-ci/apt-package-whitelist/issues/1394