diff --git a/CHANGELOG.md b/CHANGELOG.md
index 147564e..773d7c7 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,3 +1,7 @@
+2.0.6 / 2018-05-18
+------------------
+* Fix bug
+
 2.0.5 / 2018-05-18
 ------------------
 * Fix bug
diff --git a/package.json b/package.json
index b976179..ee6a084 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "summaly",
-  "version": "2.0.5",
+  "version": "2.0.6",
   "description": "Get web page's summary",
   "author": "syuilo <i@syuilo.com>",
   "license": "MIT",
@@ -19,6 +19,7 @@
     "@types/mocha": "5.0.0",
     "@types/request": "2.47.0",
     "@types/node": "9.6.5",
+    "@types/request-promise-native": "1.0.14",
     "express": "4.16.3",
     "typescript": "2.8.1",
     "mocha": "5.1.0"
@@ -29,6 +30,7 @@
     "escape-regexp": "0.0.1",
     "html-entities": "1.2.1",
     "request": "2.85.0",
+    "request-promise-native": "1.0.5",
     "require-all": "2.2.0",
     "trace-redirect": "1.0.6"
   }
diff --git a/src/plugins/amazon.ts b/src/plugins/amazon.ts
index 32d232d..249d462 100644
--- a/src/plugins/amazon.ts
+++ b/src/plugins/amazon.ts
@@ -20,7 +20,7 @@ export function test(url: URL.Url): boolean {
 	url.hostname === 'www.amazon.cn' ||
 	url.hostname === 'www.amazon.in' ||
 	url.hostname === 'www.amazon.au';
-};
+}
 
 export async function summarize(url: URL.Url): Promise<summary> {
 	const res = await client.fetch(url.href);
@@ -41,4 +41,4 @@ export async function summarize(url: URL.Url): Promise<summary> {
 		thumbnail: thumbnail || null,
 		sitename: 'Amazon'
 	};
-};
+}
diff --git a/src/plugins/wikipedia.ts b/src/plugins/wikipedia.ts
index 9d6ce13..b969f4c 100644
--- a/src/plugins/wikipedia.ts
+++ b/src/plugins/wikipedia.ts
@@ -1,5 +1,5 @@
 import * as URL from 'url';
-import * as request from 'request';
+import * as request from 'request-promise-native';
 import * as debug from 'debug';
 import summary from '../summary';
 import clip from './../utils/clip';
@@ -8,29 +8,32 @@ const log = debug('summaly:plugins:wikipedia');
 
 export function test(url: URL.Url): boolean {
 	return /\.wikipedia\.org$/.test(url.hostname);
-};
+}
 
-export function summarize(url: URL.Url): Promise<summary> {
-	return new Promise((res, rej) => {
-		const lang = url.host.split('.')[0];
-		const title = url.pathname.split('/')[2];
-		const endpoint = `https://${lang}.wikipedia.org/w/api.php?format=json&action=query&prop=extracts&exintro=&explaintext=&titles=${encodeURIComponent(title)}`;
+export async function summarize(url: URL.Url): Promise<summary> {
+	const lang = url.host.split('.')[0];
+	const title = url.pathname.split('/')[2];
+	const endpoint = `https://${lang}.wikipedia.org/w/api.php?format=json&action=query&prop=extracts&exintro=&explaintext=&titles=${encodeURIComponent(title)}`;
 
-		log(`lang is ${lang}`);
-		log(`title is ${title}`);
-		log(`endpoint is ${endpoint}`);
+	log(`lang is ${lang}`);
+	log(`title is ${title}`);
+	log(`endpoint is ${endpoint}`);
 
-		request(endpoint, (err, _, body) => {
-			log(body);
-			body = JSON.parse(body);
-			const info = body.query.pages[Object.keys(body.query.pages)[0]];
-			res({
-				title: info.title,
-				icon: 'https://wikipedia.org/static/favicon/wikipedia.ico',
-				description: clip(info.extract, 300),
-				thumbnail: `https://wikipedia.org/static/images/project-logos/${lang}wiki.png`,
-				sitename: 'Wikipedia'
-			});
-		});
-	});
-};
+	let body = await request(endpoint);
+	body = JSON.parse(body);
+	log(body);
+
+	if (!('query' in body) || !('pages' in body.query)) {
+		throw 'fetch failed';
+	}
+
+	const info = body.query.pages[Object.keys(body.query.pages)[0]];
+
+	return {
+		title: info.title,
+		icon: 'https://wikipedia.org/static/favicon/wikipedia.ico',
+		description: clip(info.extract, 300),
+		thumbnail: `https://wikipedia.org/static/images/project-logos/${lang}wiki.png`,
+		sitename: 'Wikipedia'
+	};
+}