From 8c14505232918dd8ca2c1fc54b38d452f95ef8c6 Mon Sep 17 00:00:00 2001
From: naofumi-fujii <naofumi-fujii@users.noreply.github.com>
Date: Mon, 26 Feb 2018 12:11:25 +0900
Subject: [PATCH] test with ruby-head

---
 .travis.yml | 1 +
 1 file changed, 1 insertion(+)

diff --git a/.travis.yml b/.travis.yml
index 9a12dc93..9b77e4c8 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -3,6 +3,7 @@ bundler_args: --without=tool development
 rvm:
   - 2.2.5
   - 2.3.1
+  - ruby-head
   - jruby-9.1.1.0
 gemfile:
   - gemfiles/Gemfile.rspec-2.99