diff --git a/.travis.yml b/.travis.yml
index 90555f1..b557799 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -2,6 +2,7 @@
 language: cpp
 os:
 - osx
+osx_image: xcode7.3
 sudo: required
 install:
 - if [ "$TRAVIS_OS_NAME" = "osx" ]; then bash package/prepare_osx.sh; fi