diff --git a/package-lock.json b/package-lock.json
index 6395362..1dc4892 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -1,19 +1,19 @@
 {
   "name": "fpe-demo-mcp",
-  "version": "1.0.1",
+  "version": "1.1.0",
   "lockfileVersion": 3,
   "requires": true,
   "packages": {
     "": {
       "name": "fpe-demo-mcp",
-      "version": "1.0.1",
+      "version": "1.1.0",
       "license": "BUSL-1.1",
       "dependencies": {
         "@modelcontextprotocol/sdk": "^1.25.2",
         "express": "^5.1.0",
         "ff3": "^1.0.1",
         "jsonwebtoken": "^9.0.2",
-        "zod": "^4.3.5"
+        "zod": "^4.3.6"
       },
       "bin": {
         "fpe-demo-mcp": "dist/src/stdio-server.js"
@@ -31,7 +31,7 @@
         "vitest": "^4.0.17"
       },
       "engines": {
-        "node": ">=18.0.0"
+        "node": ">=20.0.0"
       }
     },
     "node_modules/@babel/helper-string-parser": {
@@ -5311,9 +5311,9 @@
       }
     },
     "node_modules/zod": {
-      "version": "4.3.5",
-      "resolved": "https://registry.npmjs.org/zod/-/zod-4.3.5.tgz",
-      "integrity": "sha512-k7Nwx6vuWx1IJ9Bjuf4Zt1PEllcwe7cls3VNzm4CQ1/hgtFUK2bRNG3rvnpPUhFjmqJKAKtjV576KnUkHocg/g==",
+      "version": "4.3.6",
+      "resolved": "https://registry.npmjs.org/zod/-/zod-4.3.6.tgz",
+      "integrity": "sha512-rftlrkhHZOcjDwkGlnUtZZkvaPHCsDATp4pGpuOOMDaTdDDXF91wuVDJoWoPsKX/3YPQ5fHuF3STjcYyKr+Qhg==",
       "license": "MIT",
       "funding": {
         "url": "https://github.com/sponsors/colinhacks"
diff --git a/package.json b/package.json
index 342d5ba..763d390 100644
--- a/package.json
+++ b/package.json
@@ -50,7 +50,7 @@
     "express": "^5.1.0",
     "ff3": "^1.0.1",
     "jsonwebtoken": "^9.0.2",
-    "zod": "^4.3.5"
+    "zod": "^4.3.6"
   },
   "devDependencies": {
     "@types/express": "^5.0.5",