From d1f365db74010a5eb3ecf8ba9b1489888430e9f5 Mon Sep 17 00:00:00 2001
From: Kenji Okimoto <okimoto@clear-code.com>
Date: Fri, 20 Apr 2018 17:40:08 +0900
Subject: [PATCH] Add recent Ruby versions

Signed-off-by: Kenji Okimoto <okimoto@clear-code.com>
---
 .travis.yml | 8 ++++++--
 1 file changed, 6 insertions(+), 2 deletions(-)

diff --git a/.travis.yml b/.travis.yml
index 9d93db0..a3f699b 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -1,5 +1,3 @@
-rvm: 2.2.10
-
 sudo: required
 addons:
   - chrome: stable
@@ -8,6 +6,12 @@ env:
   global:
     DISPLAY: ":99.0"
 
+rvm:
+  - 2.5.1
+  - 2.4.4
+  - 2.3.7
+  - 2.2.10
+
 before_install:
   - google-chrome-stable --version
   - wget http://chromedriver.storage.googleapis.com/2.35/chromedriver_linux64.zip