diff --git a/package-lock.json b/package-lock.json
index ca7ad3b..b495bce 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -13,7 +13,7 @@
         "bn.js": "4.12.5",
         "bs58": "6.0.0",
         "lodash": "4.18.1",
-        "zod": "4.5.1"
+        "zod": "4.6.5"
       },
       "bin": {
         "bitpay-sdk": "bin/index.js"
@@ -8397,9 +8397,9 @@
       }
     },
     "node_modules/zod": {
-      "version": "4.5.1",
-      "resolved": "https://registry.npmjs.org/zod/-/zod-4.5.1.tgz",
-      "integrity": "sha512-P3GqeAEOEDqKvafVGLezbg+39YW/ze4xrD4qdS0adOY8eoI3zfjv1PQM4UwQzgT8mZKXEbqtVt8K+ZKGqkMFKg==",
+      "version": "4.6.5",
+      "resolved": "https://registry.npmjs.org/zod/-/zod-4.6.5.tgz",
+      "integrity": "sha512-v5l/aFXZQeai4awLbOpSoHecE9UiMrnfx75tEXLjNonXVARxQ5mOeipTjROUchszUNCqnE+hqAMujRsRHsut2Q==",
       "license": "MIT",
       "funding": {
         "url": "https://github.com/sponsors/colinhacks"
diff --git a/package.json b/package.json
index b0ccc11..e28948e 100644
--- a/package.json
+++ b/package.json
@@ -55,7 +55,7 @@
     "bn.js": "4.12.5",
     "bs58": "6.0.0",
     "lodash": "4.18.1",
-    "zod": "4.5.1"
+    "zod": "4.6.5"
   },
   "devDependencies": {
     "@babel/core": "7.29.7",