.travis.yml in capybara-screenshot-diff-0.12.0 vs .travis.yml in capybara-screenshot-diff-0.12.1

@@ -1,15 +1,15 @@
 language: ruby
 sudo: false
 cache: bundler
 rvm:
-  - jruby-9.1.16.0
+  - jruby-9.2.0.0
   - ruby-2.5.1
   - ruby-2.4.4
   - ruby-2.3.7
-  - ruby-2.2.10
 
 gemfile:
+  - gemfiles/rails52.gemfile
   - gemfiles/rails51.gemfile
   - gemfiles/rails50.gemfile
   - gemfiles/rails42.gemfile
 
 env: