.travis.yml in capistrano-systemd-multiservice-0.1.0.beta3 vs .travis.yml in capistrano-systemd-multiservice-0.1.0.beta4

@@ -1,7 +1,7 @@
 sudo: false
 language: ruby
 rvm:
-  - 2.2.7
-  - 2.3.4
-  - 2.4.1
-before_install: gem install bundler -v 1.15.3
+  - 2.2.8
+  - 2.3.5
+  - 2.4.2
+before_install: gem install bundler -v 1.15.4