diff --git a/.all-contributorsrc b/.all-contributorsrc
index 02200c48..3d031fe6 100644
--- a/.all-contributorsrc
+++ b/.all-contributorsrc
@@ -63,6 +63,15 @@
       "contributions": [
         "security"
       ]
+    },
+    {
+      "login": "cosark",
+      "name": "cosark",
+      "avatar_url": "https://avatars.githubusercontent.com/u/121065588?v=4",
+      "profile": "https://github.com/cosark",
+      "contributions": [
+        "doc"
+      ]
     }
   ],
   "commitConvention": "angular"
diff --git a/README.md b/README.md
index 943d2fb3..5a6494e0 100644
--- a/README.md
+++ b/README.md
@@ -135,6 +135,7 @@ Thanks go to these wonderful people:
       <td align="center" valign="top" width="14.28%"><a href="http://www.murlock.org/blog"><img src="https://avatars.githubusercontent.com/u/250625?v=4?s=100" width="100px;" alt="Michael Bonfils"/><br /><sub><b>Michael Bonfils</b></sub></a><br /><a href="https://github.com/3xpyth0n/ideon/commits?author=murlock" title="Documentation">📖</a></td>
       <td align="center" valign="top" width="14.28%"><a href="http://www.tonghuaroot.com"><img src="https://avatars.githubusercontent.com/u/23011166?v=4?s=100" width="100px;" alt="tonghuaroot (童话)"/><br /><sub><b>tonghuaroot (童话)</b></sub></a><br /><a href="#security-tonghuaroot" title="Security">🛡️</a></td>
       <td align="center" valign="top" width="14.28%"><a href="https://github.com/de3erve"><img src="https://avatars.githubusercontent.com/u/63722109?v=4?s=100" width="100px;" alt="de3erve"/><br /><sub><b>de3erve</b></sub></a><br /><a href="#security-de3erve" title="Security">🛡️</a></td>
+      <td align="center" valign="top" width="14.28%"><a href="https://github.com/cosark"><img src="https://avatars.githubusercontent.com/u/121065588?v=4?s=100" width="100px;" alt="cosark"/><br /><sub><b>cosark</b></sub></a><br /><a href="https://github.com/3xpyth0n/ideon/commits?author=cosark" title="Documentation">📖</a></td>
     </tr>
   </tbody>
 </table>