diff --git a/package.json b/package.json
index 9c9d785..230f76d 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@koa/bodyparser",
-  "version": "5.1.0",
+  "version": "5.1.1",
   "description": "Koa body parsing middleware",
   "main": "./dist/index.js",
   "module": "./dist/index.mjs",
@@ -69,6 +69,9 @@
     "lodash.merge": "^4.6.2",
     "type-is": "^1.6.18"
   },
+  "peerDependencies": {
+    "koa": "^2.14.1"
+  },
   "engines": {
     "node": ">= 16"
   },
diff --git a/src/body-parser.ts b/src/body-parser.ts
index 569a9e2..454978a 100644
--- a/src/body-parser.ts
+++ b/src/body-parser.ts
@@ -66,6 +66,8 @@ export function bodyParserWrapper(opts: BodyParserOptions = {}) {
       strict: bodyType === 'json' ? restOpts.jsonStrict : undefined,
       [`${bodyType}Types`]: mimeTypes[bodyType],
       limit: restOpts[`${shouldParseBodyAs('xml') ? 'xml' : bodyType}Limit`],
+      // eslint-disable-next-line unicorn/text-encoding-identifier-case
+      encoding: restOpts.encoding || 'utf-8',
     };
 
     return parser[bodyType](ctx, parserOptions) as Promise<
diff --git a/test/middleware.test.ts b/test/middleware.test.ts
index 49103de..9b7f1eb 100644
--- a/test/middleware.test.ts
+++ b/test/middleware.test.ts
@@ -56,7 +56,7 @@ describe("test/body-parser.test.ts", () => {
         .expect({ foo: "bar" });
     });
 
-    it.only("should parse json body with `content-type: application/json;charset=utf-8;` headers ok", async () => {
+    it("should parse json body with `content-type: application/json;charset=utf-8;` headers ok", async () => {
       app.use(bodyParser());
 
       app.use(async (ctx) => {