diff --git a/.travis.yml b/.travis.yml
index da13bda1..53b74b1e 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -1,4 +1,7 @@
 language: node_js
+os:
+  - linux
+  - osx
 node_js:
     - "8"
 addons: