diff --git a/package-lock.json b/package-lock.json
index 4dfda9c1..637c6a4a 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -12,7 +12,7 @@
         "@js-temporal/polyfill": "^0.4.4",
         "@types/jest": "^29.5.5",
         "@types/js-yaml": "^4.0.5",
-        "@types/node": "^20.7.1",
+        "@types/node": "^20.8.6",
         "@typescript-eslint/eslint-plugin": "5.61.0",
         "@typescript-eslint/parser": "5.61.0",
         "builtin-modules": "3.3.0",
@@ -1690,10 +1690,13 @@
       "dev": true
     },
     "node_modules/@types/node": {
-      "version": "20.7.1",
-      "resolved": "https://registry.npmjs.org/@types/node/-/node-20.7.1.tgz",
-      "integrity": "sha512-LT+OIXpp2kj4E2S/p91BMe+VgGX2+lfO+XTpfXhh+bCk2LkQtHZSub8ewFBMGP5ClysPjTDFa4sMI8Q3n4T0wg==",
-      "dev": true
+      "version": "20.8.6",
+      "resolved": "https://registry.npmjs.org/@types/node/-/node-20.8.6.tgz",
+      "integrity": "sha512-eWO4K2Ji70QzKUqRy6oyJWUeB7+g2cRagT3T/nxYibYcT4y2BDL8lqolRXjTHmkZCdJfIPaY73KbJAZmcryxTQ==",
+      "dev": true,
+      "dependencies": {
+        "undici-types": "~5.25.1"
+      }
     },
     "node_modules/@types/semver": {
       "version": "7.5.0",
@@ -5197,6 +5200,12 @@
         "node": ">=14.17"
       }
     },
+    "node_modules/undici-types": {
+      "version": "5.25.3",
+      "resolved": "https://registry.npmjs.org/undici-types/-/undici-types-5.25.3.tgz",
+      "integrity": "sha512-Ga1jfYwRn7+cP9v8auvEXN1rX3sWqlayd4HP7OKk4mZWylEmu3KzXDUGrQUN6Ol7qo1gPvB2e5gX6udnyEPgdA==",
+      "dev": true
+    },
     "node_modules/update-browserslist-db": {
       "version": "1.0.10",
       "resolved": "https://registry.npmjs.org/update-browserslist-db/-/update-browserslist-db-1.0.10.tgz",
diff --git a/package.json b/package.json
index e106c7a4..ef07173e 100644
--- a/package.json
+++ b/package.json
@@ -19,7 +19,7 @@
   "devDependencies": {
     "@js-temporal/polyfill": "^0.4.4",
     "@types/jest": "^29.5.5",
-    "@types/node": "^20.7.1",
+    "@types/node": "^20.8.6",
     "@typescript-eslint/eslint-plugin": "5.61.0",
     "@typescript-eslint/parser": "5.61.0",
     "builtin-modules": "3.3.0",