.travis.yml in paperclip-deflater-0.1.3 vs .travis.yml in paperclip-deflater-0.1.4

@@ -1,15 +1,24 @@
 language: ruby
 
 rvm:
-  - 1.9.3
-  - 2.0.0
   - 2.1
+  - 2.2
+  - 2.3
 
+install:
+  - "gem install bundler"
+  - "bundle install --jobs=3 --retry=3"
+
 env:
   -
-  - PAPERCLIP_VERSION=3.0.0
+  - PAPERCLIP_VERSION=3.4.0
+  - PAPERCLIP_VERSION=3.5.0
   - PAPERCLIP_VERSION=4.0.0
+  - PAPERCLIP_VERSION=4.1.0
+  - PAPERCLIP_VERSION=4.2.0
+  - PAPERCLIP_VERSION=4.3.0
+  - PAPERCLIP_VERSION=5.0.0
 
 script: "bundle exec rake spec"
 
 branches:
   only: