diff --git a/.github/workflows/test.yml b/.github/workflows/test.yml
index f6834ed0..965d6ef5 100644
--- a/.github/workflows/test.yml
+++ b/.github/workflows/test.yml
@@ -12,7 +12,7 @@ jobs:
       - uses: actions/checkout@v4
       - uses: actions/setup-node@v3
         with:
-          node-version: 20
+          node-version: 24
           cache: npm
       - run: npm ci
       - run: npm run typecheck
diff --git a/.nvmrc b/.nvmrc
new file mode 100644
index 00000000..a45fd52c
--- /dev/null
+++ b/.nvmrc
@@ -0,0 +1 @@
+24
diff --git a/action.yml b/action.yml
index 4146f35a..92deabb1 100644
--- a/action.yml
+++ b/action.yml
@@ -48,7 +48,7 @@ outputs:
   token:
     description: An installation access token for the GitHub App.
 runs:
-  using: node20
+  using: node24
   main: dist/main/index.js
   post: dist/post/index.js
 branding:
diff --git a/package-lock.json b/package-lock.json
index 2d1403bf..3a512b3d 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -18,7 +18,7 @@
       "devDependencies": {
         "@trivago/prettier-plugin-sort-imports": "^4.2.0",
         "@types/is-base64": "^1.1.1",
-        "@types/node": "^20.6.2",
+        "@types/node": "^24.0.0",
         "@vercel/ncc": "^0.38.0",
         "prettier": "^3.0.3",
         "prettier-plugin-packagejson": "^2.4.5",
@@ -701,9 +701,13 @@
       }
     },
     "node_modules/@types/node": {
-      "version": "20.6.2",
-      "resolved": "https://registry.npmjs.org/@types/node/-/node-20.6.2.tgz",
-      "integrity": "sha512-Y+/1vGBHV/cYk6OI1Na/LHzwnlNCAfU3ZNGrc1LdRe/LAIbdDPTTv/HU3M7yXN448aTVDq3eKRm2cg7iKLb8gw=="
+      "version": "24.12.4",
+      "resolved": "https://registry.npmjs.org/@types/node/-/node-24.12.4.tgz",
+      "integrity": "sha512-GUUEShf+PBCGW2KaXwcIt3Yk+e3pkKwWKb9GSyM9WQVE+ep2jzmHdGsHzu4wgcZy5fN9FBdVzjpBQsYlpfpgLA==",
+      "license": "MIT",
+      "dependencies": {
+        "undici-types": "~7.16.0"
+      }
     },
     "node_modules/@vercel/ncc": {
       "version": "0.38.0",
@@ -1939,6 +1943,12 @@
         "node": ">=14.17"
       }
     },
+    "node_modules/undici-types": {
+      "version": "7.16.0",
+      "resolved": "https://registry.npmjs.org/undici-types/-/undici-types-7.16.0.tgz",
+      "integrity": "sha512-Zz+aZWSj8LE6zoxD+xrjh4VfkIG8Ya6LvYkZqtUQGJPZjYl53ypCaUwWqo7eI0x66KBGeRo+mlBEkMSeSZ38Nw==",
+      "license": "MIT"
+    },
     "node_modules/universal-github-app-jwt": {
       "version": "1.1.1",
       "resolved": "https://registry.npmjs.org/universal-github-app-jwt/-/universal-github-app-jwt-1.1.1.tgz",
diff --git a/package.json b/package.json
index f05683a2..8434923b 100644
--- a/package.json
+++ b/package.json
@@ -25,7 +25,7 @@
   "devDependencies": {
     "@trivago/prettier-plugin-sort-imports": "^4.2.0",
     "@types/is-base64": "^1.1.1",
-    "@types/node": "^20.6.2",
+    "@types/node": "^24.0.0",
     "@vercel/ncc": "^0.38.0",
     "prettier": "^3.0.3",
     "prettier-plugin-packagejson": "^2.4.5",