diff --git a/package-lock.json b/package-lock.json
index 3319022..e85b3b9 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -15,7 +15,7 @@
         "devproxy-mcp": "dist/index.js"
       },
       "devDependencies": {
-        "@types/node": "^20.17.57",
+        "@types/node": "^20.19.0",
         "rimraf": "^6.0.1",
         "typescript": "^5.8.3"
       },
@@ -64,13 +64,13 @@
       }
     },
     "node_modules/@types/node": {
-      "version": "20.17.57",
-      "resolved": "https://registry.npmjs.org/@types/node/-/node-20.17.57.tgz",
-      "integrity": "sha512-f3T4y6VU4fVQDKVqJV4Uppy8c1p/sVvS3peyqxyWnzkqXFJLRU7Y1Bl7rMS1Qe9z0v4M6McY0Fp9yBsgHJUsWQ==",
+      "version": "20.19.0",
+      "resolved": "https://registry.npmjs.org/@types/node/-/node-20.19.0.tgz",
+      "integrity": "sha512-hfrc+1tud1xcdVTABC2JiomZJEklMcXYNTVtZLAeqTVWD+qL5jkHKT+1lOtqDdGxt+mB53DTtiz673vfjU8D1Q==",
       "dev": true,
       "license": "MIT",
       "dependencies": {
-        "undici-types": "~6.19.2"
+        "undici-types": "~6.21.0"
       }
     },
     "node_modules/accepts": {
@@ -1365,9 +1365,9 @@
       }
     },
     "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": "6.21.0",
+      "resolved": "https://registry.npmjs.org/undici-types/-/undici-types-6.21.0.tgz",
+      "integrity": "sha512-iwDZqg0QAGrg9Rav5H4n0M64c3mkR59cJ6wQp+7C4nI0gsmExaedaYLNO44eT4AtBBwjbTiGPMlt2Md0T9H9JQ==",
       "dev": true,
       "license": "MIT"
     },
diff --git a/package.json b/package.json
index de5d45b..722ede2 100644
--- a/package.json
+++ b/package.json
@@ -46,7 +46,7 @@
     "@modelcontextprotocol/sdk": "^1.12.1"
   },
   "devDependencies": {
-    "@types/node": "^20.17.57",
+    "@types/node": "^20.19.0",
     "rimraf": "^6.0.1",
     "typescript": "^5.8.3"
   }