diff --git a/.travis.yml b/.travis.yml
index 421344b..f5c6d67 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -3,6 +3,7 @@ language: ruby
 rvm:
   - 2.0.0
   - 1.9.3
+  - 1.8.7
 
 gemfile:
   - Gemfile