diff --git a/.all-contributorsrc b/.all-contributorsrc
index f52ca6af..3765a039 100644
--- a/.all-contributorsrc
+++ b/.all-contributorsrc
@@ -378,6 +378,15 @@
       "contributions": [
         "translation"
       ]
+    },
+    {
+      "login": "devhyunjae",
+      "name": "Hyunjae Park",
+      "avatar_url": "https://avatars3.githubusercontent.com/u/12890257?v=4",
+      "profile": "https://github.com/devhyunjae",
+      "contributions": [
+        "translation"
+      ]
     }
   ],
   "contributorsPerLine": 8,
diff --git a/README.md b/README.md
index 227cf10d..d288e427 100644
--- a/README.md
+++ b/README.md
@@ -5,7 +5,7 @@
 # TypeScript-Handbook 한글 문서
 
 [![Build Status](https://api.travis-ci.com/typescript-kr/typescript-kr.github.io.svg?branch=master)](https://travis-ci.com/github/typescript-kr/typescript-kr.github.io) <!-- ALL-CONTRIBUTORS-BADGE:START - Do not remove or modify this section -->
-[![All Contributors](https://img.shields.io/badge/all_contributors-41-orange.svg?style=flat-square)](#contributors-)
+[![All Contributors](https://img.shields.io/badge/all_contributors-42-orange.svg?style=flat-square)](#contributors-)
 <!-- ALL-CONTRIBUTORS-BADGE:END -->
 [![Release Date](https://img.shields.io/github/release-date/typescript-kr/typescript-kr.github.io)](https://github.com/typescript-kr/typescript-kr.github.io/releases)<!-- RELEASE-DATE-BADGE:END -->
 [![Stars](https://img.shields.io/github/stars/typescript-kr/typescript-kr.github.io)](https://github.com/typescript-kr/typescript-kr.github.io/stargazers)<!-- STARS-BADGE:END -->
@@ -84,6 +84,7 @@
   </tr>
   <tr>
     <td align="center"><a href="https://github.com/chorom-ham"><img src="https://avatars0.githubusercontent.com/u/52379950?v=4" width="80px;" alt=""/><br /><sub><b>Chorom Ham</b></sub></a><br /><a href="#translation-chorom-ham" title="Translation">🌍</a></td>
+    <td align="center"><a href="https://github.com/devhyunjae"><img src="https://avatars3.githubusercontent.com/u/12890257?v=4" width="80px;" alt=""/><br /><sub><b>Hyunjae Park</b></sub></a><br /><a href="#translation-devhyunjae" title="Translation">🌍</a></td>
   </tr>
 </table>