diff --git a/.travis.yml b/.travis.yml
index 42bd0743..b6a913a1 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -3,6 +3,7 @@ os:
   - osx
 language: c
 dist: trusty
+osx_image: xcode11
 sudo: required
 env:
   - EMULATOR=simh BASICS=yes