.travis.yml in puppet-resource_api-1.8.0 vs .travis.yml in puppet-resource_api-1.8.1

@@ -26,13 +26,13 @@
       before_cache: pushd ~/.rvm && rm -rf archives rubies/ruby-2.2.7 rubies/ruby-2.3.4 && popd
       cache:
         bundler: false
         directories: ~/.rvm
       before_install: rvm use jruby-9.1.9.0 --install --binary --fuzzy
-    - rvm: 2.4.3
+    - rvm: 2.5.1
       env: CHECK=rubocop
-    - rvm: 2.4.3
+    - rvm: 2.5.1
       env: CHECK=license_finder
       bundler_args: ""
 
     - rvm: 2.4.3
       env: PUPPET_GEM_VERSION='~> 5.4.0'
@@ -59,11 +59,19 @@
     - rvm: 2.1.9
       env: PUPPET_GEM_VERSION='~> 4.7.0'
       before_install:
         - gem install bundler -v '< 2'
     - rvm: 2.5.1
+      env: PUPPET_GEM_VERSION='~> 6' # 6.0, soon 6.1
+    - rvm: 2.5.1
+      env: PUPPET_GEM_VERSION='~> 6.0'
+    - rvm: 2.5.1
       env: PUPPET_GEM_VERSION='https://github.com/puppetlabs/puppet.git#master'
     - rvm: 2.5.1
       env: PUPPET_GEM_VERSION='https://github.com/puppetlabs/puppet.git#6.0.x'
+    - rvm: 2.4.3
+      env: PUPPET_GEM_VERSION='https://github.com/puppetlabs/puppet.git#5.5.x'
+    - rvm: 2.1.9
+      env: PUPPET_GEM_VERSION='https://github.com/puppetlabs/puppet.git#4.10.x'
 notifications:
   slack:
     secure: 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