diff --git a/package-lock.json b/package-lock.json
index f78108b..24cc331 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -3360,13 +3360,13 @@
       "license": "MIT"
     },
     "node_modules/@types/node": {
-      "version": "22.20.0",
-      "resolved": "https://registry.npmjs.org/@types/node/-/node-22.20.0.tgz",
-      "integrity": "sha512-QWlFW2wf3nTjC13/DqRnBpR4ZO36VJH/JVBkA/vcnmbTBNQIlnObqyqZE1tUR7+Ni23Lda8R1BxMfbXRpCUx5g==",
+      "version": "26.1.2",
+      "resolved": "https://registry.npmjs.org/@types/node/-/node-26.1.2.tgz",
+      "integrity": "sha512-Vu4a5UFA9rIIFJ7rB/Vaafh9lrCQszopTCx6KjFboXTGQbPNasehVR5TEiithSDGyd1DEiUByggTZsg8jukeIg==",
       "dev": true,
       "license": "MIT",
       "dependencies": {
-        "undici-types": "~6.21.0"
+        "undici-types": "~8.3.0"
       }
     },
     "node_modules/@types/react": {
@@ -8053,9 +8053,9 @@
       }
     },
     "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": "8.3.0",
+      "resolved": "https://registry.npmjs.org/undici-types/-/undici-types-8.3.0.tgz",
+      "integrity": "sha512-j375ScV60dom+YkPFIfTLcOiPxkN/buHz5GobjLhixFuANaNs3C9l4GmrWqejgXWJ7BbJcFYpTEUkS1Ge8bpZQ==",
       "dev": true,
       "license": "MIT"
     },
@@ -10139,7 +10139,7 @@
         "askable-mcp": "dist/cli.js"
       },
       "devDependencies": {
-        "@types/node": "^22.10.2",
+        "@types/node": "^26.1.2",
         "typescript": "^6.0.3",
         "vitest": "^4.1.8"
       }
diff --git a/packages/mcp/package.json b/packages/mcp/package.json
index ed64418..31b488e 100644
--- a/packages/mcp/package.json
+++ b/packages/mcp/package.json
@@ -54,7 +54,7 @@
     "zod": "^4.4.3"
   },
   "devDependencies": {
-    "@types/node": "^22.10.2",
+    "@types/node": "^26.1.2",
     "typescript": "^6.0.3",
     "vitest": "^4.1.8"
   }