diff --git a/.travis.yml b/.travis.yml
index 68a16db5..ecc8c362 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -155,6 +155,9 @@ matrix:
   - os: osx
     osx_image: xcode9.2
 
+  - os: osx
+    osx_image: xcode9.3
+
   # Linux / GCC
 
   - os: linux