diff --git a/.travis.yml b/.travis.yml
index 8b72430..55e9938 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -1,8 +1,8 @@
 sudo: false
 language: node_js
 node_js:
-  - '6'
   - '8'
+  - '9'
 install:
   - npm i npminstall && npminstall
 script:
diff --git a/appveyor.yml b/appveyor.yml
index 3d15e52..d0aa47e 100644
--- a/appveyor.yml
+++ b/appveyor.yml
@@ -1,7 +1,7 @@
 environment:
   matrix:
-    - nodejs_version: '6'
     - nodejs_version: '8'
+    - nodejs_version: '9'
 
 install:
   - ps: Install-Product node $env:nodejs_version