Address LoadError: cannot load such file -- bundler/dep_proxy

yahonda · yahonda · commit ba5593c5d3b2 · 2018-04-14T11:33:28.000Z
It is likely duplicate with travis-ci/travis-ci#8969
diff --git a/.travis.yml b/.travis.yml
@@ -1,6 +1,9 @@
 sudo: false
 language: ruby
 cache: bundler
+before_install:
+  - gem update --system
+  - gem install bundler
 addons:
   apt:
     packages:
