.travis.yml in react_on_rails-11.2.1 vs .travis.yml in react_on_rails-11.2.2

@@ -2,14 +2,15 @@
 
 language: ruby
 
 rvm:
   # Rails 5 requires 2.2
-  - 2.3.1
-  - 2.4.1
-  - 2.5.0
-  - 2.2.6
+  - 2.3.8
+  - 2.4.5
+  - 2.5.3
+  - 2.5.3
+  - 2.2.10
 services:
   - docker
 
 cache:
   bundler: true
@@ -52,16 +53,16 @@
   - bundle exec rake
 
 matrix:
   exclude:
     - gemfile: spec/dummy_no_webpacker/Gemfile.rails32
-      rvm: 2.3.1
+      rvm: 2.3.8
     - gemfile: spec/dummy_no_webpacker/Gemfile.rails32
-      rvm: 2.4.1
+      rvm: 2.4.5
     - gemfile: spec/dummy_no_webpacker/Gemfile.rails32
-      rvm: 2.5.0
+      rvm: 2.5.3
     - gemfile: spec/dummy/Gemfile
-      rvm: 2.2.6
+      rvm: 2.2.10
 
 notifications:
   slack:
     secure: 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