diff --git a/action.yml b/action.yml
index 35e7c1ad..94128596 100644
--- a/action.yml
+++ b/action.yml
@@ -16,5 +16,5 @@ outputs:
   contents:
     description: 'The file contents.'
 runs:
-  using: 'node12'
+  using: 'node20'
   main: 'dist/index.js'
diff --git a/package-lock.json b/package-lock.json
index cea8852c..6355f6c5 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -519,7 +519,7 @@
     },
     "@types/node": {
       "version": "12.12.14",
-      "resolved": "https://registry.npmjs.org/@types/node/-/node-12.12.14.tgz",
+      "resolved": "https://registry.npmjs.org/@types/node/-/node-20.14.0.tgz",
       "integrity": "sha512-u/SJDyXwuihpwjXy7hOOghagLEV1KdAST6syfnOk6QZAMzZuWZqXy5aYYZbh8Jdpd4escVFP0MvftHNDb9pruA==",
       "dev": true
     },