diff --git a/.github/workflows/audit.yml b/.github/workflows/audit.yml
index 9517013..6a70841 100644
--- a/.github/workflows/audit.yml
+++ b/.github/workflows/audit.yml
@@ -25,7 +25,7 @@ jobs:
       - uses: actions/checkout@v6
       - uses: actions/setup-node@v4
         with:
-          node-version: "20"
+          node-version: "24.18.0"
       - name: Audit (high severity gate)
         run: npm audit --audit-level=high
 
diff --git a/package-lock.json b/package-lock.json
index 068f08e..006a48f 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -13,7 +13,7 @@
         "viem": "^2.50.3"
       },
       "devDependencies": {
-        "@types/node": "22.19.17",
+        "@types/node": "24.13.3",
         "tsx": "^4.22.2",
         "typescript": "6.0.3"
       }
@@ -554,13 +554,13 @@
       }
     },
     "node_modules/@types/node": {
-      "version": "22.19.17",
-      "resolved": "https://registry.npmjs.org/@types/node/-/node-22.19.17.tgz",
-      "integrity": "sha512-wGdMcf+vPYM6jikpS/qhg6WiqSV/OhG+jeeHT/KlVqxYfD40iYJf9/AE1uQxVWFvU7MipKRkRv8NSHiCGgPr8Q==",
+      "version": "24.13.3",
+      "resolved": "https://registry.npmjs.org/@types/node/-/node-24.13.3.tgz",
+      "integrity": "sha512-Dh8vAsV36ig5wa9OX4pXvMc9D3Veibfw2wix0CUwYODLD8nkj9UsLjASr49nPg+2eKzxhBV+v7L8pXvT4e639Q==",
       "dev": true,
       "license": "MIT",
       "dependencies": {
-        "undici-types": "~6.21.0"
+        "undici-types": "~7.18.0"
       }
     },
     "node_modules/abitype": {
@@ -735,9 +735,9 @@
       }
     },
     "node_modules/undici-types": {
-      "version": "6.21.0",
-      "resolved": "https://registry.npmjs.org/undici-types/-/undici-types-6.21.0.tgz",
-      "integrity": "sha512-iwDZqg0QAGrg9Rav5H4n0M64c3mkR59cJ6wQp+7C4nI0gsmExaedaYLNO44eT4AtBBwjbTiGPMlt2Md0T9H9JQ==",
+      "version": "7.18.2",
+      "resolved": "https://registry.npmjs.org/undici-types/-/undici-types-7.18.2.tgz",
+      "integrity": "sha512-AsuCzffGHJybSaRrmr5eHr81mwJU3kjw6M+uprWvCXiNeN9SOGwQ3Jn8jb8m3Z6izVgknn1R0FTCEAP2QrLY/w==",
       "dev": true,
       "license": "MIT"
     },
diff --git a/package.json b/package.json
index a17ee84..6c82af3 100644
--- a/package.json
+++ b/package.json
@@ -9,7 +9,7 @@
     "typecheck": "tsc --noEmit"
   },
   "devDependencies": {
-    "@types/node": "22.19.17",
+    "@types/node": "24.13.3",
     "tsx": "^4.22.2",
     "typescript": "6.0.3"
   },