From 4ce5ab08c21cbb2b3479d7d67b3aebe9cefefc52 Mon Sep 17 00:00:00 2001
From: superjom <superjom@gmail.com>
Date: Tue, 12 Dec 2017 12:51:01 +0800
Subject: [PATCH] update

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

diff --git a/.travis.yml b/.travis.yml
index d0eb8ffa..688f3bb4 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -21,9 +21,10 @@ addons:
       - clang-format-3.8
       - ccache
       - cmake
+before_install:
+    - sudo apt-get upgrade cmake --yes
 
 script:
-    - sudo apt-get upgrade cmake
     - mkdir -p build
     - cd build && cmake .. && make && make test
     - if [ "$TRAVIS_PULL_REQUEST" != "false" ]; then bash ./travis/run_on_pull_requests; fi
-- 
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