diff --git a/.travis.yml b/.travis.yml
index 69eaec2..92ca091 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -1,9 +1,6 @@
 language: node_js
 node_js:
-  - '4'
-  - '5'
-  - '6'
-  - '7'
   - '8'
+  - '9'
 after_script:
   - npm run coveralls
\ No newline at end of file