diff --git a/package.json b/package.json
index 2701737..284e072 100644
--- a/package.json
+++ b/package.json
@@ -74,7 +74,7 @@
     "test:coverage": "vitest run --coverage"
   },
   "dependencies": {
-    "zod": "4.5.4"
+    "zod": "4.6.5"
   },
   "devDependencies": {
     "@anthropic-ai/claude-code": "2.1.261",
diff --git a/pnpm-lock.yaml b/pnpm-lock.yaml
index 9f5ba0a..1387998 100644
--- a/pnpm-lock.yaml
+++ b/pnpm-lock.yaml
@@ -172,8 +172,8 @@ importers:
   .:
     dependencies:
       zod:
-        specifier: 4.5.4
-        version: 4.5.4
+        specifier: 4.6.5
+        version: 4.6.5
     devDependencies:
       '@anthropic-ai/claude-code':
         specifier: 2.1.261
@@ -3774,8 +3774,8 @@ packages:
   yuku-parser@0.9.3:
     resolution: {integrity: sha512-96wPoHnwaXfkZv7UIOUkDb+s7ZH8lv8Qtg+MxdvHUV1LFa5jV9iKOaams1942YQt+krFQrWiD6lSg2ermv5kHA==}
 
-  zod@4.5.4:
-    resolution: {integrity: sha512-sC95tT5iHHH9gtpj6A81kh+NEaRAUFN+qlUPDUbRfOMvNf5QCBqsb3WgvnpVtK5Y+4UfA6KqufotuTvMGiTlsA==}
+  zod@4.6.5:
+    resolution: {integrity: sha512-v5l/aFXZQeai4awLbOpSoHecE9UiMrnfx75tEXLjNonXVARxQ5mOeipTjROUchszUNCqnE+hqAMujRsRHsut2Q==}
 
 snapshots:
 
@@ -6260,7 +6260,7 @@ snapshots:
 
   mutation-server-protocol@0.4.1:
     dependencies:
-      zod: 4.5.4
+      zod: 4.6.5
 
   mutation-testing-elements@3.8.4: {}
 
@@ -7127,4 +7127,4 @@ snapshots:
       '@yuku-parser/binding-win32-arm64': 0.9.3
       '@yuku-parser/binding-win32-x64': 0.9.3
 
-  zod@4.5.4: {}
+  zod@4.6.5: {}