diff --git a/.travis.yml b/.travis.yml
index 247eb4e..ee73f6c 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -4,11 +4,9 @@ branches:
   except:
   - gh-pages
 node_js:
+  - '20'
+  - '18'
   - '16'
-  - '15'
-  - '14'
-  - '13'
-  - '12'
 env:
   - NODEMAILER_VERSION=^4.0.0
   - NODEMAILER_VERSION=^5.0.0
diff --git a/package.json b/package.json
index 87064c0..150d5cb 100644
--- a/package.json
+++ b/package.json
@@ -10,7 +10,7 @@
     "index.d.ts"
   ],
   "engines": {
-    "node": ">=8"
+    "node": ">=16"
   },
   "keywords": [
     "nodemailer",