From 107306b9ce265edd812e7fb03509fbb56a12cd05 Mon Sep 17 00:00:00 2001
From: Jiajie Chen <noc@jiegec.ac.cn>
Date: Mon, 11 Mar 2019 19:36:51 +0800
Subject: [PATCH] Run apt update before installing

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

diff --git a/.travis.yml b/.travis.yml
index 5987cf0..6d502b5 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -56,6 +56,7 @@ install:
     fi
   - if [ $ARCH = x86_64 ]; then
     if [ $TRAVIS_OS_NAME = linux ]; then
+    sudo apt update;
     sudo apt install musl-tools;
     elif [ $TRAVIS_OS_NAME = osx ]; then
     brew tap altkatz/homebrew-gcc_cross_compilers;