diff --git a/.all-contributorsrc b/.all-contributorsrc
index 5b247df..f821988 100644
--- a/.all-contributorsrc
+++ b/.all-contributorsrc
@@ -14,6 +14,15 @@
         "code",
         "test"
       ]
+    },
+    {
+      "login": "maartentibau",
+      "name": "Maarten Tibau",
+      "avatar_url": "https://avatars1.githubusercontent.com/u/4103756?v=4",
+      "profile": "https://twitter.com/maartentibau",
+      "contributions": [
+        "doc"
+      ]
     }
   ],
   "contributorsPerLine": 7,
diff --git a/README.md b/README.md
index f179b30..07e6c91 100755
--- a/README.md
+++ b/README.md
@@ -1,5 +1,5 @@
 # NgRx-etc
-[![All Contributors](https://img.shields.io/badge/all_contributors-1-orange.svg?style=flat-square)](#contributors)
+[![All Contributors](https://img.shields.io/badge/all_contributors-2-orange.svg?style=flat-square)](#contributors)
 
 ## `mutableOn`
 
@@ -68,6 +68,7 @@ Thanks goes to these wonderful people ([emoji key](https://allcontributors.org/d
 <table>
   <tr>
     <td align="center"><a href="http://timdeschryver.dev"><img src="https://avatars1.githubusercontent.com/u/28659384?v=4" width="100px;" alt="Tim Deschryver"/><br /><sub><b>Tim Deschryver</b></sub></a><br /><a href="https://github.com/timdeschryver/ngrx-etc/commits?author=timdeschryver" title="Code">💻</a> <a href="https://github.com/timdeschryver/ngrx-etc/commits?author=timdeschryver" title="Tests">⚠️</a></td>
+    <td align="center"><a href="https://www.webtrix.be"><img src="https://avatars1.githubusercontent.com/u/4103756?v=4" width="100px;" alt="Maarten Tibau"/><br /><sub><b>Maarten Tibau</b></sub></a><br /><a href="https://github.com/timdeschryver/ngrx-etc/commits?author=maartentibau" title="Documentation">📖</a></td>
   </tr>
 </table>