diff --git a/package-lock.json b/package-lock.json
index e6f3d80..1310b95 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -16,7 +16,7 @@
         "js-yaml": "^4.1.0",
         "morgan": "^1.10.1",
         "swagger-ui-express": "^5.0.1",
-        "zod": "^3.25.28"
+        "zod": "^4.4.3"
       },
       "devDependencies": {
         "@types/cors": "^2.8.19",
@@ -1070,7 +1070,6 @@
       "resolved": "https://registry.npmjs.org/express/-/express-5.2.1.tgz",
       "integrity": "sha512-hIS4idWWai69NezIdRt2xFVofaF4j+6INOpJlVOLDO8zXGpUVEVzIYk12UUi2JzjEzWL3IOAxcTubgz9Po0yXw==",
       "license": "MIT",
-      "peer": true,
       "dependencies": {
         "accepts": "^2.0.0",
         "body-parser": "^2.2.1",
@@ -1994,9 +1993,9 @@
       "license": "ISC"
     },
     "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 dfebeb4..6d9af16 100644
--- a/package.json
+++ b/package.json
@@ -33,7 +33,7 @@
     "js-yaml": "^4.1.0",
     "morgan": "^1.10.1",
     "swagger-ui-express": "^5.0.1",
-    "zod": "^3.25.28"
+    "zod": "^4.4.3"
   },
   "devDependencies": {
     "@types/cors": "^2.8.19",