diff --git a/.travis.yml b/.travis.yml
index 0c494a9e45e271e87abc34ee3d3ed3a0e4fdaea9..6a77da041d2253fa50a8f765389ba4d8db9fe51e 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -1,4 +1,7 @@
 language: cpp
+os:
+  - osx
+  - linux
 compiler:
   - clang
   - gcc