diff --git a/.travis.yml b/.travis.yml
index ea8c94af80b..3a9635a8618 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -8,6 +8,8 @@ git:
   depth: 1
   submodules: false
 
+osx_image: xcode8.2
+
 matrix:
   include:
     # Linux builders, all docker images
diff --git a/src/test/debuginfo/union-smoke.rs b/src/test/debuginfo/union-smoke.rs
index 26e73a08ea1..ada9e0b30cc 100644
--- a/src/test/debuginfo/union-smoke.rs
+++ b/src/test/debuginfo/union-smoke.rs
@@ -9,6 +9,7 @@
 // except according to those terms.
 
 // min-lldb-version: 310
+// ignore-macos FIXME(#37479)
 
 // compile-flags:-g