diff --git a/Dockerfile b/Dockerfile
index bb1a3aa..3fd8056 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -1,4 +1,4 @@
-FROM node:20-slim
+FROM node:24-slim
 WORKDIR /usr/src/app
 COPY package.json package-lock.json ./
 RUN npm ci --production
diff --git a/package-lock.json b/package-lock.json
index 9d6c301..8c96263 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -12,7 +12,7 @@
         "probot": "^13.0.1"
       },
       "devDependencies": {
-        "@types/node": "^20.0.0",
+        "@types/node": "^24.0.0",
         "nock": "^14.0.0-beta.5",
         "smee-client": "^2.0.0",
         "typescript": "^5.3.3",
@@ -1383,12 +1383,12 @@
       "license": "MIT"
     },
     "node_modules/@types/node": {
-      "version": "20.17.6",
-      "resolved": "https://registry.npmjs.org/@types/node/-/node-20.17.6.tgz",
-      "integrity": "sha512-VEI7OdvK2wP7XHnsuXbAJnEpEkF6NjSN45QJlL4VGqZSXsnicpesdTWsg9RISeSdYd3yeRj/y3k5KGjUXYnFwQ==",
+      "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": "~6.19.2"
+        "undici-types": "~7.16.0"
       }
     },
     "node_modules/@types/qs": {
@@ -3677,9 +3677,9 @@
       }
     },
     "node_modules/undici-types": {
-      "version": "6.19.8",
-      "resolved": "https://registry.npmjs.org/undici-types/-/undici-types-6.19.8.tgz",
-      "integrity": "sha512-ve2KP6f/JnbPBFyobGHuerC9g1FYGn/F8n1LWTwNxCEzd6IfqTwUQcNXgEtmmQ6DlRrC1hrSrBnCZPokRrDHjw==",
+      "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": {
diff --git a/package.json b/package.json
index 03d8905..0578cf4 100644
--- a/package.json
+++ b/package.json
@@ -20,7 +20,7 @@
     "probot": "^13.0.1"
   },
   "devDependencies": {
-    "@types/node": "^20.0.0",
+    "@types/node": "^24.0.0",
     "nock": "^14.0.0-beta.5",
     "smee-client": "^2.0.0",
     "vitest": "^3.0.0",