diff --git a/.travis.yml b/.travis.yml
index a9ae9419d..3199c4cba 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -1,5 +1,5 @@
 language: ruby
-before_install: gem install bundler -v '~> 1.6.0' --no-ri --no-rdoc
+before_install: "rm -Rfv .bundle && gem install bundler -v '~> 1.6.0' --no-ri --no-rdoc"
 bundler_args: "--without development plugins"
 script: "bundle exec rake spec SPEC_OPTS='--format documentation'"
 rvm: