diff --git a/syncflow-ui/package-lock.json b/syncflow-ui/package-lock.json
index 6ab15d8..1e01116 100644
--- a/syncflow-ui/package-lock.json
+++ b/syncflow-ui/package-lock.json
@@ -27,7 +27,7 @@
         "react-dom": "^19.0.0",
         "react-router": "^8.3.0",
         "recharts": "^2.15.0",
-        "zod": "^3.24.0"
+        "zod": "^4.6.5"
       },
       "devDependencies": {
         "@eslint/js": "^9.0.0",
@@ -5712,9 +5712,9 @@
       }
     },
     "node_modules/zod": {
-      "version": "3.25.76",
-      "resolved": "https://registry.npmjs.org/zod/-/zod-3.25.76.tgz",
-      "integrity": "sha512-gzUt/qt81nXsFGKIFcC3YnfEAx5NkunCfnDlvuBSSFS02bcXu4Lmea0AFIUwbLWxWPx3d9p8S5QoaujKcNQxcQ==",
+      "version": "4.6.5",
+      "resolved": "https://registry.npmjs.org/zod/-/zod-4.6.5.tgz",
+      "integrity": "sha512-v5l/aFXZQeai4awLbOpSoHecE9UiMrnfx75tEXLjNonXVARxQ5mOeipTjROUchszUNCqnE+hqAMujRsRHsut2Q==",
       "license": "MIT",
       "funding": {
         "url": "https://github.com/sponsors/colinhacks"
diff --git a/syncflow-ui/package.json b/syncflow-ui/package.json
index 45a69e7..50cca0e 100644
--- a/syncflow-ui/package.json
+++ b/syncflow-ui/package.json
@@ -30,7 +30,7 @@
     "react-dom": "^19.0.0",
     "react-router": "^8.3.0",
     "recharts": "^2.15.0",
-    "zod": "^3.24.0"
+    "zod": "^4.6.5"
   },
   "devDependencies": {
     "@eslint/js": "^9.0.0",