diff --git a/.travis.yml b/.travis.yml
index b8d5f227..df89890c 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -1,12 +1,16 @@
 language: node_js
 
+os:
+  - linux
+  - osx
+
 node_js:
   - "10"
   - "9"
   - "8"
 
 script:
-  - npm run coveralls
+  - npm run coveralls || echo "push to coveralls failed"
 
 notifications:
   email: