diff --git a/.travis.yml b/.travis.yml
index 227f567..ac7e281 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -1,8 +1,9 @@
 language: node_js
 node_js:
-  - '6'
-  - '4'
-  - '8'
+  - "10"
+  - "8"
+  - "6"
+  - "11"
 sudo: false
 before_install:
   - npm install -g npm@latest