Run Travis with Ruby 2.4

This is the minimum Ruby version required by Zeitwerk.
pragmarb · Jan 8, 2020 · b357cf3 · b357cf3
1 parent 1da4fca
commit b357cf3
Showing 1 changed file with 1 addition and 3 deletions.
diff --git a/.travis.yml b/.travis.yml
@@ -1,7 +1,5 @@
 sudo: false
 language: ruby
 rvm:
-  - 2.3.1
-  - 2.4.2
-  - 2.5.1
+  - 2.4
 before_install: gem install bundler -v 1.13.3