diff --git a/package-lock.json b/package-lock.json
index 85217ad..e33ce13 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -1,12 +1,12 @@
 {
   "name": "@etymolt/mcp-server",
-  "version": "1.4.0",
+  "version": "2.0.0",
   "lockfileVersion": 3,
   "requires": true,
   "packages": {
     "": {
       "name": "@etymolt/mcp-server",
-      "version": "1.4.0",
+      "version": "2.0.0",
       "license": "MIT",
       "dependencies": {
         "@modelcontextprotocol/sdk": "^1.0.0",
@@ -16,7 +16,7 @@
         "etymolt-mcp": "dist/index.js"
       },
       "devDependencies": {
-        "@types/node": "^20.14.0",
+        "@types/node": "^25.8.0",
         "tsx": "^4.16.0",
         "typescript": "^5.5.0",
         "vitest": "^1.6.0"
@@ -904,13 +904,13 @@
       "license": "MIT"
     },
     "node_modules/@types/node": {
-      "version": "20.19.41",
-      "resolved": "https://registry.npmjs.org/@types/node/-/node-20.19.41.tgz",
-      "integrity": "sha512-ECymXOukMnOoVkC2bb1Vc/w/836DXncOg5m8Xj1RH7xSHZJWNYY6Zh7EH477vcnD5egKNNfy2RpNOmuChhFPgQ==",
+      "version": "25.8.0",
+      "resolved": "https://registry.npmjs.org/@types/node/-/node-25.8.0.tgz",
+      "integrity": "sha512-TCFSk8IZh+iLX1xtksoBVtdmgL+1IX0fC9BeU4QqFSuNdN/K+HUlhqOzEmSYYpZUVsLYcPqc9KX+60iDuninSQ==",
       "dev": true,
       "license": "MIT",
       "dependencies": {
-        "undici-types": "~6.21.0"
+        "undici-types": ">=7.24.0 <7.24.7"
       }
     },
     "node_modules/@vitest/expect": {
@@ -2741,9 +2741,9 @@
       "license": "MIT"
     },
     "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": "7.24.6",
+      "resolved": "https://registry.npmjs.org/undici-types/-/undici-types-7.24.6.tgz",
+      "integrity": "sha512-WRNW+sJgj5OBN4/0JpHFqtqzhpbnV0GuB+OozA9gCL7a993SmU+1JBZCzLNxYsbMfIeDL+lTsphD5jN5N+n0zg==",
       "dev": true,
       "license": "MIT"
     },
diff --git a/package.json b/package.json
index 613415f..6410fad 100644
--- a/package.json
+++ b/package.json
@@ -51,7 +51,7 @@
     "zod": "^3.23.8"
   },
   "devDependencies": {
-    "@types/node": "^20.14.0",
+    "@types/node": "^25.8.0",
     "tsx": "^4.16.0",
     "typescript": "^5.5.0",
     "vitest": "^1.6.0"