diff --git a/.travis.yml b/.travis.yml
index adb9a6c..b89add8 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -18,9 +18,11 @@ env:
   - BUILD_TYPE=RelWithDebInfo
 
 matrix:
-  allow_failures:
-    - compiler: clang
-      env: BUILD_TYPE=RelWithDebInfo
+  exclude:
+    # GCC fails on recent Travis OSX images.
+    # https://github.com/travis-ci/travis-ci/issues/9640
+    - compiler: gcc
+      os: osx
 
 addons:
   apt: