From a56604154dc8988aba4da30353a686dc7956c1fd Mon Sep 17 00:00:00 2001
From: Jeffrey Regan <jregan@google.com>
Date: Tue, 18 Jun 2019 09:39:40 -0700
Subject: [PATCH] Tell homebrew to update.

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

diff --git a/.travis.yml b/.travis.yml
index 1fa62963a..e193d6ee9 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -11,6 +11,7 @@ addons:
   homebrew:
     packages:
     - tree
+    update: true
 
 # Only clone the most recent commit.
 git: