diff --git a/.travis.yml b/.travis.yml
index a366fea..e82125a 100644
--- a/.travis.yml
+++ b/.travis.yml
@@ -1,4 +1,3 @@
 language: node_js
 node_js:
-  - 6
-  - 8
+  - 18
diff --git a/lib/build.js b/lib/build.js
index 42be908..b7ab126 100644
--- a/lib/build.js
+++ b/lib/build.js
@@ -64,7 +64,7 @@ function build(params) {
       Description: `Manages ${params.CustomResourceName}`,
       Handler: params.Handler,
       MemorySize: 128,
-      Runtime: 'nodejs16.x',
+      Runtime: 'nodejs18.x',
       Timeout: 30
     }
   };