From 56d096d2495a17a8d3e2806c567a3fec07adb283 Mon Sep 17 00:00:00 2001
From: Andy Brody <git@abrody.com>
Date: Wed, 21 Aug 2019 16:50:26 -0400
Subject: [PATCH] Use bundler 1.x in tests.

---
 .travis.yml | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/.travis.yml b/.travis.yml
index 7f99042..cb5b003 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -34,7 +34,8 @@ before_install:
   - gem install rubygems-update -v '<3' && update_rubygems
   # bundler installation needed for jruby-head
   # https://github.com/travis-ci/travis-ci/issues/5861
-  - gem install bundler
+  # stick to bundler 1.x in order to support ruby < 2.3
+  - gem install bundler -v '~> 1.17'
 
 # Travis OS X support is pretty janky. These are some hacks to include tests
 # only on versions that actually work.