diff --git a/package-lock.json b/package-lock.json
index 4cafd5f..314c418 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -34,7 +34,7 @@
         "recharts": "^2.12.7",
         "tailwind-merge": "^2.5.2",
         "xlsx": "^0.18.5",
-        "zod": "^3.23.8"
+        "zod": "^4.3.5"
       },
       "devDependencies": {
         "@playwright/test": "^1.40.0",
@@ -13451,9 +13451,9 @@
       }
     },
     "node_modules/zod": {
-      "version": "3.25.76",
-      "resolved": "https://registry.npmjs.org/zod/-/zod-3.25.76.tgz",
-      "integrity": "sha512-gzUt/qt81nXsFGKIFcC3YnfEAx5NkunCfnDlvuBSSFS02bcXu4Lmea0AFIUwbLWxWPx3d9p8S5QoaujKcNQxcQ==",
+      "version": "4.3.5",
+      "resolved": "https://registry.npmjs.org/zod/-/zod-4.3.5.tgz",
+      "integrity": "sha512-k7Nwx6vuWx1IJ9Bjuf4Zt1PEllcwe7cls3VNzm4CQ1/hgtFUK2bRNG3rvnpPUhFjmqJKAKtjV576KnUkHocg/g==",
       "license": "MIT",
       "funding": {
         "url": "https://github.com/sponsors/colinhacks"
diff --git a/package.json b/package.json
index c4cc8d0..26efbf8 100644
--- a/package.json
+++ b/package.json
@@ -64,7 +64,7 @@
     "recharts": "^2.12.7",
     "tailwind-merge": "^2.5.2",
     "xlsx": "^0.18.5",
-    "zod": "^3.23.8"
+    "zod": "^4.3.5"
   },
   "devDependencies": {
     "@playwright/test": "^1.40.0",