diff --git a/.changeset/shiny-actors-scream.md b/.changeset/shiny-actors-scream.md
new file mode 100644
index 00000000..5c894291
--- /dev/null
+++ b/.changeset/shiny-actors-scream.md
@@ -0,0 +1,5 @@
+---
+'@hono/zod-openapi': patch
+---
+
+fix(zod-openapi): make multiple routes types correct for `hc`
diff --git a/packages/zod-openapi/package.json b/packages/zod-openapi/package.json
index 34709a69..e69aad1f 100644
--- a/packages/zod-openapi/package.json
+++ b/packages/zod-openapi/package.json
@@ -31,7 +31,8 @@
     "zod": "3.*"
   },
   "devDependencies": {
-    "hono": "^3.6.3",
+    "@hono/zod-validator": "^0.1.8",
+    "hono": "^3.7.2",
     "zod": "^3.22.1"
   },
   "dependencies": {
@@ -41,4 +42,4 @@
   "engines": {
     "node": ">=16.0.0"
   }
-}
+}
\ No newline at end of file
diff --git a/packages/zod-openapi/src/index.ts b/packages/zod-openapi/src/index.ts
index f153fe93..063ab46f 100644
--- a/packages/zod-openapi/src/index.ts
+++ b/packages/zod-openapi/src/index.ts
@@ -200,9 +200,9 @@ export class OpenAPIHono<
     P extends string = ConvertPathType<R['path']>
   >(
     route: R,
-    handler: RouteHandler<R, E, I, P>,
-    hook?: RouteHook<R, E, I, P>
-  ): OpenAPIHono<E, ToSchema<R['method'], P, I['in'], OutputType<R>>, BasePath> => {
+    handler: Handler<E, P, I, HandlerResponse<OutputType<R>>>,
+    hook?: Hook<I, E, P, OutputType<R>>
+  ): OpenAPIHono<E, S & ToSchema<R['method'], P, I['in'], OutputType<R>>, BasePath> => {
     this.openAPIRegistry.registerPath(route)
 
     const validators: MiddlewareHandler[] = []
diff --git a/packages/zod-openapi/test/index.test.ts b/packages/zod-openapi/test/index.test.ts
index 4777f508..b9ec374b 100644
--- a/packages/zod-openapi/test/index.test.ts
+++ b/packages/zod-openapi/test/index.test.ts
@@ -1,6 +1,7 @@
 /* eslint-disable node/no-extraneous-import */
 /* eslint-disable @typescript-eslint/no-explicit-any */
 import type { Hono, Env, ToSchema } from 'hono'
+import { hc } from 'hono/client'
 import { describe, it, expect, expectTypeOf } from 'vitest'
 import { OpenAPIHono, createRoute, z } from '../src'
 
@@ -714,3 +715,46 @@ describe('Multi params', () => {
     })
   })
 })
+
+describe('With hc', () => {
+  describe('Multiple routes', () => {
+    const app = new OpenAPIHono()
+
+    const createPostRoute = createRoute({
+      method: 'post',
+      path: '/posts',
+      operationId: 'createPost',
+      responses: {
+        200: {
+          description: 'A post',
+        },
+      },
+    })
+
+    const createBookRoute = createRoute({
+      method: 'post',
+      path: '/books',
+      operationId: 'createBook',
+      responses: {
+        200: {
+          description: 'A book',
+        },
+      },
+    })
+
+    const routes = app
+      .openapi(createPostRoute, (c) => {
+        return c.jsonT(0)
+      })
+      .openapi(createBookRoute, (c) => {
+        return c.jsonT(0)
+      })
+
+    const client = hc<typeof routes>('http://localhost/')
+
+    it('Should return correct URL without type errors', () => {
+      expect(client.posts.$url().pathname).toBe('/posts')
+      expect(client.books.$url().pathname).toBe('/books')
+    })
+  })
+})
diff --git a/yarn.lock b/yarn.lock
index 8f5d4619..fc56b38a 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -5864,10 +5864,10 @@ hono@^3.5.8:
   resolved "https://registry.yarnpkg.com/hono/-/hono-3.5.8.tgz#9bbc412f5a54183cf2a81a36a9b9ea56da10f785"
   integrity sha512-ZipTmGfHm43q5QOEBGog2wyejyNUcicjPt0BLDQ8yz9xij/y9RYXRpR1YPxMpQqeyNM7isvpsIAe9Ems51Wq0Q==
 
-hono@^3.6.3:
-  version "3.6.3"
-  resolved "https://registry.yarnpkg.com/hono/-/hono-3.6.3.tgz#0dab94a9e49dadc0f99bf8b8ffc70b223f53ab9f"
-  integrity sha512-8WszeHGzUm45qJy2JcCXkEFXMsAysciGGQs+fbpdUYPO2bRMbjJznZE3LX8tCXBqR4f/3e6225B3YOX6pQZWvA==
+hono@^3.7.2:
+  version "3.7.2"
+  resolved "https://registry.yarnpkg.com/hono/-/hono-3.7.2.tgz#c3839d7ffbb5120850b2b926363d065020f4d18c"
+  integrity sha512-5SWYrAQJlfjHggcDTnmKZd5zlUEXmoUiBjnmL6C1W8MX39/bUw6ZIvfEJZgpo7d7Z/vCJ5FRfkjIQPRH5yV/dQ==
 
 hosted-git-info@^2.1.4:
   version "2.8.9"