diff --git a/package-lock.json b/package-lock.json
index 230d26b..77f1740 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -17,7 +17,7 @@
         "timetree-mcp": "dist/index.js"
       },
       "devDependencies": {
-        "@types/node": "^25.3.0",
+        "@types/node": "^25.5.0",
         "tsup": "^8.3.5",
         "typescript": "^5.7.2"
       },
@@ -916,9 +916,9 @@
       "license": "MIT"
     },
     "node_modules/@types/node": {
-      "version": "25.3.0",
-      "resolved": "https://registry.npmjs.org/@types/node/-/node-25.3.0.tgz",
-      "integrity": "sha512-4K3bqJpXpqfg2XKGK9bpDTc6xO/xoUP/RBWS7AtRMug6zZFaRekiLzjVtAoZMquxoAbzBvy5nxQ7veS5eYzf8A==",
+      "version": "25.5.0",
+      "resolved": "https://registry.npmjs.org/@types/node/-/node-25.5.0.tgz",
+      "integrity": "sha512-jp2P3tQMSxWugkCUKLRPVUpGaL5MVFwF8RDuSRztfwgN1wmqJeMSbKlnEtQqU8UrhTmzEmZdu2I6v2dpp7XIxw==",
       "dev": true,
       "license": "MIT",
       "dependencies": {
diff --git a/package.json b/package.json
index 115fb80..bf631c4 100644
--- a/package.json
+++ b/package.json
@@ -27,7 +27,7 @@
     "zod": "^3.24.1"
   },
   "devDependencies": {
-    "@types/node": "^25.3.0",
+    "@types/node": "^25.5.0",
     "tsup": "^8.3.5",
     "typescript": "^5.7.2"
   },