diff --git a/package.json b/package.json
index 6f192ff..84686a9 100644
--- a/package.json
+++ b/package.json
@@ -37,7 +37,7 @@
     "undici": "^6.6.3",
     "@modelcontextprotocol/sdk": "^1.13.2",
     "commander": "^14.0.0",
-    "zod": "^3.24.2"
+    "zod": "^4.0.17"
   },
   "devDependencies": {
     "@types/node": "^22.13.14",