diff --git a/.travis.yml b/.travis.yml
index 32f8ae1..70ab142 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -3,7 +3,8 @@ sudo: false
 language: go
 go:
 - 1.8.x
-- tip
+- 1.9.x
+- master
 
 go_import_path: github.com/prometheus/node_exporter