.travis.yml in oembed_proxy-0.1.1 vs .travis.yml in oembed_proxy-0.1.2

@@ -2,9 +2,9 @@
 language: ruby
 rvm:
   - 2.5
   - 2.4
   - 2.3
-before_install: gem install bundler -v 1.16.0
+before_install: gem install bundler
 script:
   - 'bin/rspec'
   - 'bin/rubocop'