From 54d63d169dc29890388b78cfbc6b9c2dc2185b1c Mon Sep 17 00:00:00 2001
From: Noah Kantrowitz <noah@coderanger.net>
Date: Tue, 5 Jul 2016 13:51:00 -0700
Subject: [PATCH] Update Ruby version on Travis. See
 https://github.com/travis-ci/travis-rubies/issues/19 for details

---
 .travis.yml | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/.travis.yml b/.travis.yml
index 2bc24b3..58e867e 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -6,7 +6,7 @@ addons:
     packages:
     - libgecode-dev
 rvm:
-- "2.2"
+- 2.3.1
 env:
   global:
   - USE_SYSTEM_GECODE=true