diff --git a/.travis.yml b/.travis.yml
index 1a238dca..20d536d6 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -9,6 +9,7 @@ matrix:
 
     - os: osx
       compiler: clang
+      osx_image: xcode10.3
 
 env:
   global: