[libvirt] [PATCH 2/3] travis: Upgrade brew packages

[Andrea Bolognani]

Installed packages might be outdated by the time the build
runs, so we should update them.

Signed-off-by: Andrea Bolognani <abologna at redhat.com>
---
 .travis.yml | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/.travis.yml b/.travis.yml
index 480419dfd..70fee3b6a 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -88,7 +88,7 @@ env:
     - VIR_TEST_DEBUG=1
 
 before_install:
-  - if [ "$TRAVIS_OS_NAME" == "osx" ]; then brew update && brew install gnutls libgcrypt yajl gettext rpcgen; fi
+  - if [ "$TRAVIS_OS_NAME" == "osx" ]; then brew update && brew upgrade && brew install gnutls libgcrypt yajl gettext rpcgen; fi
 
 before_script:
   - ./autogen.sh
-- 
2.14.3