diff --git a/.travis.yml b/.travis.yml
index 94b83fc116..721dda89dd 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -11,7 +11,7 @@ matrix:
   fast_finish: true
   include:
     - os: osx
-      osx_image: xcode8.3
+      osx_image: xcode9
       rvm: system
     - os: linux
       sudo: false