diff --git a/.travis.yml b/.travis.yml
index fb7ba49..a4ef1c4 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -1,7 +1,7 @@
 language: node_js
 node_js:
-  - "4"
   - "6"
   - "8"
   - "9"
+  - "10"