diff --git a/package.json b/package.json
index 1286918..ec377b0 100644
--- a/package.json
+++ b/package.json
@@ -78,7 +78,7 @@
   "license": "MIT",
   "packageManager": "pnpm@11.6.0",
   "dependencies": {
-    "document-schema.js": "^4.3.1",
+    "document-schema.js": "^4.3.3",
     "fast-xml-parser": "^5.10.1",
     "fflate": "^0.8.3",
     "zod": "^4.4.3"
diff --git a/pnpm-lock.yaml b/pnpm-lock.yaml
index 5dde4a1..abe8c6a 100644
--- a/pnpm-lock.yaml
+++ b/pnpm-lock.yaml
@@ -12,8 +12,8 @@ importers:
   .:
     dependencies:
       document-schema.js:
-        specifier: ^4.3.1
-        version: 4.3.1
+        specifier: ^4.3.3
+        version: 4.3.3
       fast-xml-parser:
         specifier: ^5.10.1
         version: 5.10.1
@@ -1619,8 +1619,8 @@ packages:
     resolution: {integrity: sha512-WkrWp9GR4KXfKGYzOLmTuGVi1UWFfws377n9cc55/tb6DuqyF6pcQ5AbiHEshaDpY9v6oaSr2XCDidGmMwdzIA==}
     engines: {node: '>=8'}
 
-  document-schema.js@4.3.1:
-    resolution: {integrity: sha512-97Zb51z4Shl6jdnCL++Z0u5eAY35OAGT2HR1z7i/WGK3PJShn0HHBuAEgKgE3PR279tY0cXraCFEFZwWvFg8Wg==}
+  document-schema.js@4.3.3:
+    resolution: {integrity: sha512-nSxpMVe21hnQstwdlbBeocoYlL8lKfLT0+1XxWrOVTcrJJZsCCaoYdyefqSVVtXcipWdUgK3uhEa5bSiYwAI5w==}
     engines: {node: '>=20'}
 
   dot-prop@5.3.0:
@@ -4557,7 +4557,7 @@ snapshots:
     dependencies:
       path-type: 4.0.0
 
-  document-schema.js@4.3.1:
+  document-schema.js@4.3.3:
     dependencies:
       zod: 4.4.3