diff --git a/.travis.yml b/.travis.yml
index e311d1b..dca04f5 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -5,9 +5,7 @@ cache:
 notifications:
   email: false
 node_js:
-  - '7'
   - '6'
-  - '4'
 before_script:
   - npm prune
 script: