diff --git a/package-lock.json b/package-lock.json
index 517a8753..ef693dcc 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -42,7 +42,7 @@
         "sanitize-filename": "1.6.3",
         "tiny-invariant": "1.3.3",
         "validator": "13.15.23",
-        "zod": "3.25.48"
+        "zod": "4.3.6"
       },
       "devDependencies": {
         "@shopify/jest-koa-mocks": "5.3.1",
@@ -13894,9 +13894,9 @@
       }
     },
     "node_modules/zod": {
-      "version": "3.25.48",
-      "resolved": "https://registry.npmjs.org/zod/-/zod-3.25.48.tgz",
-      "integrity": "sha512-0X1mz8FtgEIvaxGjdIImYpZEaZMrund9pGXm3M6vM7Reba0e2eI71KPjSCGXBfwKDPwPoywf6waUKc3/tFvX2Q==",
+      "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 1977d2fb..e4117cf1 100644
--- a/package.json
+++ b/package.json
@@ -66,7 +66,7 @@
     "sanitize-filename": "1.6.3",
     "tiny-invariant": "1.3.3",
     "validator": "13.15.23",
-    "zod": "3.25.48"
+    "zod": "4.3.6"
   },
   "devDependencies": {
     "@shopify/jest-koa-mocks": "5.3.1",