diff --git a/.travis.yml b/.travis.yml
index 8afd2e7..dab9753 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -3,6 +3,8 @@ language: go
 go:
   - 1.3
   - 1.4
+  - 1.5
+  - 1.6
 
 before_install:
   - go get -u github.com/golang/lint/golint