diff --git a/.changeset/sharp-rocks-prove.md b/.changeset/sharp-rocks-prove.md
new file mode 100644
index 00000000..2598485b
--- /dev/null
+++ b/.changeset/sharp-rocks-prove.md
@@ -0,0 +1,5 @@
+---
+'@hono/graphql-server': minor
+---
+
+feat: bump up Hono to version 3.0.0
diff --git a/packages/graphql-server/deno_dist/README.md b/packages/graphql-server/deno_dist/README.md
index 4e0d088b..3d10503f 100644
--- a/packages/graphql-server/deno_dist/README.md
+++ b/packages/graphql-server/deno_dist/README.md
@@ -53,3 +53,7 @@ app.use(
 
 app.fire()
 ```
+
+## Author
+
+Minghe Huang <h.minghe@gmail.com>
diff --git a/packages/graphql-server/deno_dist/index.ts b/packages/graphql-server/deno_dist/index.ts
index 8e654b0e..184a1d15 100644
--- a/packages/graphql-server/deno_dist/index.ts
+++ b/packages/graphql-server/deno_dist/index.ts
@@ -17,7 +17,7 @@ import type {
   GraphQLFormattedError,
 } from 'https://cdn.skypack.dev/graphql@16.6.0?dts'
 
-import type { Context } from 'https://deno.land/x/hono@v2.7.5/mod.ts'
+import type { Context } from 'https://deno.land/x/hono@v3.0.0/mod.ts'
 import { parseBody } from './parse-body.ts'
 
 export type RootResolver = (ctx?: Context) => Promise<unknown> | unknown
@@ -46,7 +46,7 @@ export const graphqlServer = (options: Options) => {
 
     let params: GraphQLParams
     try {
-      params = await getGraphQLParams(c.req)
+      params = await getGraphQLParams(c.req.raw)
     } catch (e) {
       if (e instanceof Error) {
         console.error(`${e.stack || e.message}`)
diff --git a/packages/graphql-server/deno_test/hono.test.ts b/packages/graphql-server/deno_test/hono.test.ts
index d4f5c9f2..4d32d4f7 100644
--- a/packages/graphql-server/deno_test/hono.test.ts
+++ b/packages/graphql-server/deno_test/hono.test.ts
@@ -1,6 +1,6 @@
 import { buildSchema } from 'https://cdn.skypack.dev/graphql@16.6.0?dts'
-import { assertEquals } from 'https://deno.land/std@0.149.0/testing/asserts.ts'
-import { Hono } from 'https://deno.land/x/hono@v2.7.5/mod.ts'
+import { assertEquals } from 'https://deno.land/std@0.177.0/testing/asserts.ts'
+import { Hono } from 'https://deno.land/x/hono@v3.0.0/mod.ts'
 import { graphqlServer } from '../deno_dist/index.ts'
 
 Deno.test('graphql-server', async (t) => {
diff --git a/packages/graphql-server/package.json b/packages/graphql-server/package.json
index 94328b48..8978e843 100644
--- a/packages/graphql-server/package.json
+++ b/packages/graphql-server/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@hono/graphql-server",
-  "version": "0.2.0",
+  "version": "0.3.0",
   "repository": "git@github.com:honojs/middleware.git",
   "author": "Minghe Huang <h.minghe@gmail.com>",
   "main": "dist/index.js",
@@ -27,7 +27,7 @@
     "release": "np"
   },
   "peerDependencies": {
-    "hono": "^2.6.1"
+    "hono": "^3.0.0"
   },
   "dependencies": {
     "graphql": "^16.5.0"
@@ -46,7 +46,7 @@
     "eslint-plugin-flowtype": "^8.0.3",
     "eslint-plugin-import": "^2.26.0",
     "eslint-plugin-node": "^11.1.0",
-    "hono": "^2.6.1",
+    "hono": "^3.0.0",
     "jest": "^28.1.2",
     "jest-environment-miniflare": "^2.6.0",
     "np": "^7.6.2",
diff --git a/packages/graphql-server/src/index.ts b/packages/graphql-server/src/index.ts
index 74a48253..3e3961c9 100644
--- a/packages/graphql-server/src/index.ts
+++ b/packages/graphql-server/src/index.ts
@@ -46,7 +46,7 @@ export const graphqlServer = (options: Options) => {
 
     let params: GraphQLParams
     try {
-      params = await getGraphQLParams(c.req)
+      params = await getGraphQLParams(c.req.raw)
     } catch (e) {
       if (e instanceof Error) {
         console.error(`${e.stack || e.message}`)