From cf5d48e83300a5eb2bb047829fc793ba78959c35 Mon Sep 17 00:00:00 2001
From: Martin Kroeker <martin@ruby.chemie.uni-freiburg.de>
Date: Tue, 8 Jan 2019 14:41:48 +0100
Subject: [PATCH] Update OSX environment to Sierra

as homebrew seems to have dropped support for El Capitan in their gcc packages
---
 .travis.yml | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/.travis.yml b/.travis.yml
index 3f323a854..51679af62 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -149,7 +149,7 @@ matrix:
 
     - &test-macos
       os: osx
-      osx_image: xcode8
+      osx_image: xcode8.3
       before_script:
         - COMMON_FLAGS="DYNAMIC_ARCH=1 TARGET=NEHALEM NUM_THREADS=32"
         - brew update