diff --git a/package-lock.json b/package-lock.json
index 809a931..a9d1679 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -1,12 +1,12 @@
 {
   "name": "timetable-api-cloud-func",
-  "version": "1.0.0",
+  "version": "1.1.0",
   "lockfileVersion": 3,
   "requires": true,
   "packages": {
     "": {
       "name": "timetable-api-cloud-func",
-      "version": "1.0.0",
+      "version": "1.1.0",
       "license": "WTFPL",
       "dependencies": {
         "@modelcontextprotocol/sdk": "^1.29.0",
@@ -20,7 +20,7 @@
         "protobufjs": ">=8.0.1",
         "public-google-sheets-parser": "^1.3.2",
         "tar": ">=4.4.18",
-        "zod": "^4.3.6"
+        "zod": "^4.4.2"
       },
       "devDependencies": {
         "vitest": "^4.1.5"
@@ -4388,9 +4388,9 @@
       }
     },
     "node_modules/zod": {
-      "version": "4.3.6",
-      "resolved": "https://registry.npmjs.org/zod/-/zod-4.3.6.tgz",
-      "integrity": "sha512-rftlrkhHZOcjDwkGlnUtZZkvaPHCsDATp4pGpuOOMDaTdDDXF91wuVDJoWoPsKX/3YPQ5fHuF3STjcYyKr+Qhg==",
+      "version": "4.4.2",
+      "resolved": "https://registry.npmjs.org/zod/-/zod-4.4.2.tgz",
+      "integrity": "sha512-IynmDyxsEsb9RKzO3J9+4SxXnl2FTFSzNBaKKaMV6tsSk0rw9gYw9gs+JFCq/qk2LCZ78KDwyj+Z289TijSkUw==",
       "license": "MIT",
       "funding": {
         "url": "https://github.com/sponsors/colinhacks"
diff --git a/package.json b/package.json
index f1245ec..2902908 100644
--- a/package.json
+++ b/package.json
@@ -32,7 +32,7 @@
     "protobufjs": ">=8.0.1",
     "public-google-sheets-parser": "^1.3.2",
     "tar": ">=4.4.18",
-    "zod": "^4.3.6"
+    "zod": "^4.4.2"
   },
   "scripts": {
     "import": "node gtfs-import.js",