diff --git a/.changeset/light-buttons-arrive.md b/.changeset/light-buttons-arrive.md
new file mode 100644
index 00000000..04f7465b
--- /dev/null
+++ b/.changeset/light-buttons-arrive.md
@@ -0,0 +1,5 @@
+---
+'@hono/zod-validator': patch
+---
+
+fix a Hook type
diff --git a/packages/zod-validator/src/index.ts b/packages/zod-validator/src/index.ts
index a3882fd5..b810590a 100644
--- a/packages/zod-validator/src/index.ts
+++ b/packages/zod-validator/src/index.ts
@@ -5,7 +5,7 @@ import type { z, ZodSchema, ZodError } from 'zod'
 type Hook<T, E extends Env, P extends string> = (
   result: { success: true; data: T } | { success: false; error: ZodError },
   c: Context<E, P>
-) => Response | Promise<Response> | void
+) => Response | Promise<Response> | void | Promise<Response | void>
 
 export const zValidator = <
   T extends ZodSchema,