diff --git a/source/package-lock.json b/source/package-lock.json
index 3421b7e..fa3f6eb 100644
--- a/source/package-lock.json
+++ b/source/package-lock.json
@@ -12,7 +12,7 @@
                 "@fastify/swagger-ui": "^6.1.1",
                 "fastify": "^5.12.1",
                 "fastify-type-provider-zod": "^7.0.0",
-                "zod": "^4.4.3"
+                "zod": "^4.5.4"
             },
             "devDependencies": {
                 "@types/node": "^26.2.0",
@@ -3373,9 +3373,9 @@
             }
         },
         "node_modules/zod": {
-            "version": "4.4.3",
-            "resolved": "https://registry.npmjs.org/zod/-/zod-4.4.3.tgz",
-            "integrity": "sha512-ytENFjIJFl2UwYglde2jchW2Hwm4GJFLDiSXWdTrJQBIN9Fcyp7n4DhxJEiWNAJMV1/BqWfW/kkg71UDcHJyTQ==",
+            "version": "4.5.4",
+            "resolved": "https://registry.npmjs.org/zod/-/zod-4.5.4.tgz",
+            "integrity": "sha512-sC95tT5iHHH9gtpj6A81kh+NEaRAUFN+qlUPDUbRfOMvNf5QCBqsb3WgvnpVtK5Y+4UfA6KqufotuTvMGiTlsA==",
             "license": "MIT",
             "funding": {
                 "url": "https://github.com/sponsors/colinhacks"
diff --git a/source/package.json b/source/package.json
index 7cca0fb..cc5c4a6 100644
--- a/source/package.json
+++ b/source/package.json
@@ -20,7 +20,7 @@
         "@fastify/swagger-ui": "^6.1.1",
         "fastify": "^5.12.1",
         "fastify-type-provider-zod": "^7.0.0",
-        "zod": "^4.4.3"
+        "zod": "^4.5.4"
     },
     "overrides": {
         "fast-uri": "3.1.3"