.travis.yml in ebisu_connection-2.4.1 vs .travis.yml in ebisu_connection-2.4.2

@@ -9,12 +9,13 @@
   - cp test/config/database_postgresql.yml.travis test/config/database_postgresql.yml
   - psql -c 'create database ebisu_connection_test_master;' -U postgres
   - psql -c 'create database ebisu_connection_test_replica;' -U postgres
 cache: bundler
 rvm:
-  - 2.2.7
-  - 2.3.4
-  - 2.4.1
+  - 2.2.9
+  - 2.3.6
+  - 2.4.3
+  - 2.5.0
 gemfile:
   - gemfiles/rails42.gemfile
   - gemfiles/rails50.gemfile
   - gemfiles/rails51.gemfile
 matrix: