diff --git a/package-lock.json b/package-lock.json
index 5628e62..b4a7321 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -20,7 +20,7 @@
         "ioredis": "^5.10.1",
         "pg": "^8.20.0",
         "yaml": "^2.8.3",
-        "zod": "^3.25.76"
+        "zod": "^4.3.6"
       },
       "bin": {
         "claw": "bin/claw.js"
@@ -5511,9 +5511,9 @@
       }
     },
     "node_modules/zod": {
-      "version": "3.25.76",
-      "resolved": "https://registry.npmjs.org/zod/-/zod-3.25.76.tgz",
-      "integrity": "sha512-gzUt/qt81nXsFGKIFcC3YnfEAx5NkunCfnDlvuBSSFS02bcXu4Lmea0AFIUwbLWxWPx3d9p8S5QoaujKcNQxcQ==",
+      "version": "4.3.6",
+      "resolved": "https://registry.npmjs.org/zod/-/zod-4.3.6.tgz",
+      "integrity": "sha512-rftlrkhHZOcjDwkGlnUtZZkvaPHCsDATp4pGpuOOMDaTdDDXF91wuVDJoWoPsKX/3YPQ5fHuF3STjcYyKr+Qhg==",
       "license": "MIT",
       "funding": {
         "url": "https://github.com/sponsors/colinhacks"
diff --git a/package.json b/package.json
index 061f1d4..f529931 100644
--- a/package.json
+++ b/package.json
@@ -39,7 +39,7 @@
     "ioredis": "^5.10.1",
     "pg": "^8.20.0",
     "yaml": "^2.8.3",
-    "zod": "^3.25.76"
+    "zod": "^4.3.6"
   },
   "devDependencies": {
     "@types/node": "^25.5.0",