diff --git a/.nvmrc b/.nvmrc
new file mode 100644
index 0000000..a3597ec
--- /dev/null
+++ b/.nvmrc
@@ -0,0 +1 @@
+20.11
diff --git a/action.yml b/action.yml
index 970a425..054f343 100644
--- a/action.yml
+++ b/action.yml
@@ -17,5 +17,5 @@ outputs:
   status: # id of output
     description: 'The delivery status of the notification'
 runs:
-  using: 'node16'
+  using: 'node20'
   main: 'index.js'
diff --git a/package.json b/package.json
index e293960..cdaadc7 100644
--- a/package.json
+++ b/package.json
@@ -6,6 +6,9 @@
     "scripts": {
         "test": "echo \"Error: no test specified\" && exit 1"
     },
+    "engines": {
+        "node": ">=20"
+    },
     "repository": {
         "type": "git",
         "url": "git+https://github.com/actions/hello-world-javascript-action.git"