diff --git a/.changeset/rich-seals-try.md b/.changeset/rich-seals-try.md
new file mode 100644
index 00000000..ac11f2ec
--- /dev/null
+++ b/.changeset/rich-seals-try.md
@@ -0,0 +1,5 @@
+---
+'@hono/trpc-server': minor
+---
+
+feat: bump up Hono version "v3"
diff --git a/packages/trpc-server/package.json b/packages/trpc-server/package.json
index 4c4eda53..fdc7166b 100644
--- a/packages/trpc-server/package.json
+++ b/packages/trpc-server/package.json
@@ -29,14 +29,14 @@
   "homepage": "https://honojs.dev",
   "peerDependencies": {
     "@trpc/server": "^10.10.0",
-    "hono": "^2.7.5"
+    "hono": "3.*"
   },
   "devDependencies": {
     "@trpc/server": "^10.10.0",
-    "hono": "^2.7.5",
+    "hono": "^3.0.0",
     "zod": "^3.20.2"
   },
   "engines": {
     "node": ">=16.0.0"
   }
-}
\ No newline at end of file
+}
diff --git a/packages/trpc-server/src/index.ts b/packages/trpc-server/src/index.ts
index c52efd60..cc6802b9 100644
--- a/packages/trpc-server/src/index.ts
+++ b/packages/trpc-server/src/index.ts
@@ -1,20 +1,17 @@
 import type { AnyRouter } from '@trpc/server'
-import type { FetchHandlerRequestOptions} from '@trpc/server/adapters/fetch'
+import type { FetchHandlerRequestOptions } from '@trpc/server/adapters/fetch'
 import { fetchRequestHandler } from '@trpc/server/adapters/fetch'
 import type { MiddlewareHandler } from 'hono'
 
-type tRPCOptions =
-  Omit<
-    FetchHandlerRequestOptions<AnyRouter>,
-    'req' | 'endpoint'
-  > & Partial<Pick<FetchHandlerRequestOptions<AnyRouter>, 'endpoint'>>
+type tRPCOptions = Omit<FetchHandlerRequestOptions<AnyRouter>, 'req' | 'endpoint'> &
+  Partial<Pick<FetchHandlerRequestOptions<AnyRouter>, 'endpoint'>>
 
 export const trpcServer = ({ endpoint = '/trpc', ...rest }: tRPCOptions): MiddlewareHandler => {
   return async (c) => {
     const res = fetchRequestHandler({
       ...rest,
       endpoint,
-      req: c.req,
+      req: c.req.raw,
     })
     return res
   }
diff --git a/yarn.lock b/yarn.lock
index d87dea49..794c2c74 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -5212,7 +5212,7 @@ hono@3.0.0-rc.4:
   resolved "https://registry.yarnpkg.com/hono/-/hono-3.0.0-rc.4.tgz#7bfe8c89d4b004ff90d587c8ba45279a175fbce7"
   integrity sha512-76R3mb8kPeuD9TOmQ1WZi59w4QbpaUOlyX3wC7zQpt7IM7iFVBTxj2fpv++6ROPtd5iUBMCrmH/65ZrNXYYgmg==
 
-hono@^2.6.1, hono@^2.7.5:
+hono@^2.6.1:
   version "2.7.5"
   resolved "https://registry.yarnpkg.com/hono/-/hono-2.7.5.tgz#2b0c39d39a057575962a7025373be4304dedca9c"
   integrity sha512-UYrhUT1Xtalh7Xw/YGXee25wlWMiVIRfr0FbAJMEMyRpX9TFZ/6JKmVdCK7ioRnhAw7PfWBasjSBhdNXQ8/okQ==