From 09f792b5fef6e97c9899818ffeb3e8dbb0d529f4 Mon Sep 17 00:00:00 2001
From: Yasuo Honda <yasuo.honda@gmail.com>
Date: Sun, 26 Dec 2021 22:58:23 +0900
Subject: [PATCH] CI against Ruby 3.1 at Travis CI

* Ruby 3.1.0 Released
https://www.ruby-lang.org/en/news/2021/12/25/ruby-3-1-0-released/
---
 .travis.yml | 1 +
 1 file changed, 1 insertion(+)

diff --git a/.travis.yml b/.travis.yml
index bdca7ec..576f34f 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -32,6 +32,7 @@ install:
 
 language: ruby
 rvm:
+  - 3.1.0
   - 3.0.3
   - 2.7.5
   - 2.6.9