diff --git a/package-lock.json b/package-lock.json
index 31b7bae..3010660 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -15,7 +15,7 @@
         "helmet": "^8.0.0",
         "morgan": "^1.10.0",
         "swagger-ui-express": "^5.0.1",
-        "zod": "^3.23.8"
+        "zod": "^4.4.3"
       },
       "devDependencies": {
         "@types/cors": "^2.8.17",
@@ -1611,9 +1611,9 @@
       }
     },
     "node_modules/zod": {
-      "version": "3.25.76",
-      "resolved": "https://registry.npmjs.org/zod/-/zod-3.25.76.tgz",
-      "integrity": "sha512-gzUt/qt81nXsFGKIFcC3YnfEAx5NkunCfnDlvuBSSFS02bcXu4Lmea0AFIUwbLWxWPx3d9p8S5QoaujKcNQxcQ==",
+      "version": "4.4.3",
+      "resolved": "https://registry.npmjs.org/zod/-/zod-4.4.3.tgz",
+      "integrity": "sha512-ytENFjIJFl2UwYglde2jchW2Hwm4GJFLDiSXWdTrJQBIN9Fcyp7n4DhxJEiWNAJMV1/BqWfW/kkg71UDcHJyTQ==",
       "license": "MIT",
       "funding": {
         "url": "https://github.com/sponsors/colinhacks"
diff --git a/package.json b/package.json
index 708073b..59fbd10 100644
--- a/package.json
+++ b/package.json
@@ -20,7 +20,7 @@
     "helmet": "^8.0.0",
     "morgan": "^1.10.0",
     "swagger-ui-express": "^5.0.1",
-    "zod": "^3.23.8"
+    "zod": "^4.4.3"
   },
   "devDependencies": {
     "@types/cors": "^2.8.17",