diff --git a/.all-contributorsrc b/.all-contributorsrc
index 6c37fd6..b5b6fc7 100644
--- a/.all-contributorsrc
+++ b/.all-contributorsrc
@@ -21,7 +21,8 @@
       "avatar_url": "https://avatars.githubusercontent.com/u/67353276?v=4",
       "profile": "https://github.com/nisshan-x",
       "contributions": [
-        "code"
+        "code",
+        "doc"
       ]
     }
   ],
diff --git a/README.md b/README.md
index 7264c08..dce13cd 100644
--- a/README.md
+++ b/README.md
@@ -121,7 +121,7 @@ Thanks goes to these people:
   <tbody>
     <tr>
       <td align="center" valign="top" width="14.28%"><a href="https://www.youtube.com/user/Apockill"><img src="https://avatars.githubusercontent.com/u/1740412?v=4?s=100" width="100px;" alt="Alex Thiele"/><br /><sub><b>Alex Thiele</b></sub></a><br /><a href="https://github.com/elephantrobotics/mycobot_ros/commits?author=apockill" title="Code">💻</a></td>
-      <td align="center" valign="top" width="14.28%"><a href="https://github.com/nisshan-x"><img src="https://avatars.githubusercontent.com/u/67353276?v=4?s=100" width="100px;" alt="Shinya Nishimoto"/><br /><sub><b>Shinya Nishimoto</b></sub></a><br /><a href="https://github.com/elephantrobotics/mycobot_ros/commits?author=nisshan-x" title="Code">💻</a></td>
+      <td align="center" valign="top" width="14.28%"><a href="https://github.com/nisshan-x"><img src="https://avatars.githubusercontent.com/u/67353276?v=4?s=100" width="100px;" alt="Shinya Nishimoto"/><br /><sub><b>Shinya Nishimoto</b></sub></a><br /><a href="https://github.com/elephantrobotics/mycobot_ros/commits?author=nisshan-x" title="Code">💻</a> <a href="https://github.com/elephantrobotics/mycobot_ros/commits?author=nisshan-x" title="Documentation">📖</a></td>
     </tr>
   </tbody>
 </table>