diff --git a/package.json b/package.json
index 21768ce..c457163 100644
--- a/package.json
+++ b/package.json
@@ -3,7 +3,7 @@
   "packageManager": "yarn@4.9.2+sha512.1fc009bc09d13cfd0e19efa44cbfc2b9cf6ca61482725eb35bbc5e257e093ebf4130db6dfe15d604ff4b79efd8e1e8e99b25fa7d0a6197c9f9826358d4d65c3c",
   "version": "1.0.3",
   "dependencies": {
-    "zod": "^4.1.5"
+    "zod": "^4.1.8"
   },
   "exports": {
     ".": {
diff --git a/yarn.lock b/yarn.lock
index e6dbc3b..0d05f65 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -13,7 +13,7 @@ __metadata:
     "@tsconfig/node22": "npm:^22.0.2"
     "@types/node": "npm:^24.3.1"
     typescript: "npm:^5.9.2"
-    zod: "npm:^4.1.5"
+    zod: "npm:^4.1.8"
   languageName: unknown
   linkType: soft
 
@@ -67,9 +67,9 @@ __metadata:
   languageName: node
   linkType: hard
 
-"zod@npm:^4.1.5":
-  version: 4.1.5
-  resolution: "zod@npm:4.1.5"
-  checksum: 10c0/7826fb931bc71d4d0fff2fbb72f1a1cf30a6672cf9dbe6933a216bbb60242ef1c3bdfbcd3c5b27e806235a35efaad7a4a9897ff4d3621452f9ea278bce6fd42a
+"zod@npm:^4.1.8":
+  version: 4.1.8
+  resolution: "zod@npm:4.1.8"
+  checksum: 10c0/5eae39da09d7bd0564a30dfd2348811e4e2e7dd15955d8f3444f8e196f35e5422b1482eda234b722fafb0738f4a8b718adb042b860936bfdd2cc19cdbdac8a9a
   languageName: node
   linkType: hard