diff --git a/package.json b/package.json
index f675acecc..998753c08 100644
--- a/package.json
+++ b/package.json
@@ -62,7 +62,7 @@
         "@bbob/preset-html5": "4.3.1",
         "@honeybadger-io/js": "6.14.0",
         "@hono/node-server": "2.0.2",
-        "@hono/zod-openapi": "1.3.0",
+        "@hono/zod-openapi": "1.4.0",
         "@jocmp/mercury-parser": "3.0.8",
         "@notionhq/client": "5.20.0",
         "@opentelemetry/api": "1.9.1",
diff --git a/pnpm-lock.yaml b/pnpm-lock.yaml
index a00ef94d5..a1bfc12a6 100644
--- a/pnpm-lock.yaml
+++ b/pnpm-lock.yaml
@@ -47,8 +47,8 @@ importers:
         specifier: 2.0.2
         version: 2.0.2(hono@4.12.18)
       '@hono/zod-openapi':
-        specifier: 1.3.0
-        version: 1.3.0(hono@4.12.18)(zod@4.4.3)
+        specifier: 1.4.0
+        version: 1.4.0(hono@4.12.18)(zod@4.4.3)
       '@jocmp/mercury-parser':
         specifier: 3.0.8
         version: 3.0.8
@@ -1257,17 +1257,17 @@ packages:
     peerDependencies:
       hono: ^4
 
-  '@hono/zod-openapi@1.3.0':
-    resolution: {integrity: sha512-loDVevfMaaNa0slskhpMcqjSdidVXba2QJwNVmnS5Dp6L8AqSgtjJxWGJfRZtosyzYOb5gx4ZzXNCe+QhwY7xw==}
+  '@hono/zod-openapi@1.4.0':
+    resolution: {integrity: sha512-AFchqR1N/NxfI4hUOSGI2/g8zLROxA1OE7Oh5JJFlTaGxhrdRyH+93gd0tIBpb0z8s9r8hUoNnaOBfHbdb4NMw==}
     engines: {node: '>=16.0.0'}
     peerDependencies:
-      hono: '>=4.3.6'
+      hono: '>=4.10.0'
       zod: ^4.0.0
 
-  '@hono/zod-validator@0.7.6':
-    resolution: {integrity: sha512-Io1B6d011Gj1KknV4rXYz4le5+5EubcWEU/speUjuw9XMMIaP3n78yXLhjd2A3PXaXaUwEAluOiAyLqhBEJgsw==}
+  '@hono/zod-validator@0.8.0':
+    resolution: {integrity: sha512-5uS4S1/LKtZQYvD4BtpPUFkOv8d1wNxHHrChm26buMiEYc1FrHWvDUaKVBwkiVtvSExHSpLGDvcnpI2Copyj9w==}
     peerDependencies:
-      hono: '>=3.9.0'
+      hono: '>=4.10.0'
       zod: ^3.25.0 || ^4.0.0
 
   '@humanfs/core@0.19.2':
@@ -7033,15 +7033,15 @@ snapshots:
     dependencies:
       hono: 4.12.18
 
-  '@hono/zod-openapi@1.3.0(hono@4.12.18)(zod@4.4.3)':
+  '@hono/zod-openapi@1.4.0(hono@4.12.18)(zod@4.4.3)':
     dependencies:
       '@asteasolutions/zod-to-openapi': 8.5.0(zod@4.4.3)
-      '@hono/zod-validator': 0.7.6(hono@4.12.18)(zod@4.4.3)
+      '@hono/zod-validator': 0.8.0(hono@4.12.18)(zod@4.4.3)
       hono: 4.12.18
       openapi3-ts: 4.5.0
       zod: 4.4.3
 
-  '@hono/zod-validator@0.7.6(hono@4.12.18)(zod@4.4.3)':
+  '@hono/zod-validator@0.8.0(hono@4.12.18)(zod@4.4.3)':
     dependencies:
       hono: 4.12.18
       zod: 4.4.3