diff --git a/.travis.yml b/.travis.yml
index 2c24b7d..ee8c098 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -3,6 +3,10 @@ sudo: false
 language: node_js
 
 node_js:
+  - '14'
+  - '13'
+  - '12'
+  - '11'
   - '10'
   - '9'
   - '8'
diff --git a/appveyor.yml b/appveyor.yml
index c7b5123..fa320b2 100644
--- a/appveyor.yml
+++ b/appveyor.yml
@@ -4,6 +4,10 @@
 environment:
   matrix:
     # node.js
+    - nodejs_version: "14"
+    - nodejs_version: "13"
+    - nodejs_version: "12"
+    - nodejs_version: "11"
     - nodejs_version: "10"
     - nodejs_version: "9"
     - nodejs_version: "8"