diff --git a/packages/pdf-codec/package.json b/packages/pdf-codec/package.json
index 9adb96d1d..4411d8d4c 100644
--- a/packages/pdf-codec/package.json
+++ b/packages/pdf-codec/package.json
@@ -102,7 +102,7 @@
     "byte-codec": "2.0.2",
     "document-schema.js": "7.16.1",
     "fflate": "0.8.3",
-    "zod": "4.4.3"
+    "zod": "4.6.6"
   },
   "devDependencies": {
     "@arethetypeswrong/cli": "0.18.5",