diff --git a/README.md b/README.md
index 3d5184905..2a8757c2c 100644
--- a/README.md
+++ b/README.md
@@ -427,6 +427,7 @@ Thanks goes to these wonderful people who have contributed to making this resour
       <td align="center" valign="top" width="11.11%"><a href="https://github.com/BunningsWarehouseOfficial"><img src="https://avatars.githubusercontent.com/u/49220945?v=4?v=4?s=50" width="50px;" alt="Kristian Radoš"/><br /><sub><b>Kristian Radoš</b></sub></a><br />✍️</td>
       <td align="center" valign="top" width="11.11%"><a href="https://github.com/minhdang26403"><img src="https://avatars.githubusercontent.com/u/86156224?v=4?v=4?s=50" width="50px;" alt="Dang Truong"/><br /><sub><b>Dang Truong</b></sub></a><br />🧑‍💻</td>
       <td align="center" valign="top" width="11.11%"><a href="https://github.com/pipmea"><img src="https://avatars.githubusercontent.com/pipmea?v=4?s=50" width="50px;" alt="pipmea"/><br /><sub><b>pipmea</b></sub></a><br />✍️</td>
+      <td align="center" valign="top" width="11.11%"><a href="https://github.com/ngbolin"><img src="https://avatars.githubusercontent.com/u/9389997?v=4?v=4?s=50" width="50px;" alt="Ng Bo Lin"/><br /><sub><b>Ng Bo Lin</b></sub></a><br />✍️</td>
     </tr>
   </tbody>
 </table>
diff --git a/book/.all-contributorsrc b/book/.all-contributorsrc
index f02d536b5..abf67069d 100644
--- a/book/.all-contributorsrc
+++ b/book/.all-contributorsrc
@@ -970,6 +970,15 @@
             "contributions": [
                 "doc"
             ]
+        },
+        {
+            "login": "ngbolin",
+            "name": "Ng Bo Lin",
+            "avatar_url": "https://avatars.githubusercontent.com/u/9389997?v=4",
+            "profile": "https://github.com/ngbolin",
+            "contributions": [
+                "doc"
+            ]
         }
     ]
 }
diff --git a/book/README.md b/book/README.md
index 3fb276a54..79734ae92 100644
--- a/book/README.md
+++ b/book/README.md
@@ -302,6 +302,9 @@ Thanks to these wonderful people who helped improve the book!
       <td align="center" valign="top" width="14.28%"><a href="https://github.com/minhdang26403"><img src="https://avatars.githubusercontent.com/u/86156224?v=4?v=4?s=80" width="80px;" alt="Dang Truong"/><br /><sub><b>Dang Truong</b></sub></a><br />🧑‍💻</td>
       <td align="center" valign="top" width="14.28%"><a href="https://github.com/pipmea"><img src="https://avatars.githubusercontent.com/pipmea?v=4?s=80" width="80px;" alt="pipmea"/><br /><sub><b>pipmea</b></sub></a><br />✍️</td>
     </tr>
+    <tr>
+      <td align="center" valign="top" width="14.28%"><a href="https://github.com/ngbolin"><img src="https://avatars.githubusercontent.com/u/9389997?v=4?v=4?s=80" width="80px;" alt="Ng Bo Lin"/><br /><sub><b>Ng Bo Lin</b></sub></a><br />✍️</td>
+    </tr>
   </tbody>
 </table>