From 73346823e1119a8e72baefab381dbe822c4c01f7 Mon Sep 17 00:00:00 2001
From: Takashi Kokubun <takashikkbn@gmail.com>
Date: Mon, 15 Jul 2019 11:04:12 +0900
Subject: [PATCH] Try to prevent random build failure on Travis osx

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

diff --git a/.travis.yml b/.travis.yml
index 03f110702e..56320ec118 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -334,6 +334,8 @@ env:
       - TEST_ALL_ISOLATED_TESTS="../test/ruby/test_gc_compact.rb"
       # Disabling -j3 because it seems to cause a hang on building Ruby: https://travis-ci.org/ruby/ruby/jobs/471021727
       - JOBS=
+      # Prevent random failure by missing build dependency like https://travis-ci.org/ruby/ruby/jobs/558571461
+      - ALWAYS_UPDATE_UNICODE=yes
 
   - &dependency
     name: Check dependencies in makefiles