diff --git a/AUTHORS.md b/AUTHORS.md
index ecdb58c..f5153b8 100644
--- a/AUTHORS.md
+++ b/AUTHORS.md
@@ -23,11 +23,11 @@ These are the people that have contributed to the _exercises-fpinscala_ project:
 - [![juanpedromoreno](https://avatars2.githubusercontent.com/u/4879373?v=4&s=20) **juanpedromoreno**](https://github.com/juanpedromoreno)
 - [![kiroco12](https://avatars1.githubusercontent.com/u/48894338?v=4&s=20) **kiroco12**](https://github.com/kiroco12)
 - [![dominv](https://avatars1.githubusercontent.com/u/3943031?v=4&s=20) **dominv**](https://github.com/dominv)
+- [![47erbot](https://avatars1.githubusercontent.com/u/24799081?v=4&s=20) **47erbot**](https://github.com/47erbot)
 - [![davisharlan](https://avatars3.githubusercontent.com/u/35711200?v=4&s=20) **davisharlan**](https://github.com/davisharlan)
 - [![isabelcosta](https://avatars1.githubusercontent.com/u/11148726?v=4&s=20) **isabelcosta**](https://github.com/isabelcosta)
 - [![ricsirigu](https://avatars3.githubusercontent.com/u/5004093?v=4&s=20) **ricsirigu**](https://github.com/ricsirigu)
 - [![angoglez](https://avatars0.githubusercontent.com/u/10107285?v=4&s=20) **angoglez**](https://github.com/angoglez)
-- [![47erbot](https://avatars1.githubusercontent.com/u/24799081?v=4&s=20) **47erbot**](https://github.com/47erbot)
 - [![Bhudjo](https://avatars0.githubusercontent.com/u/830963?v=4&s=20) **Bhudjo**](https://github.com/Bhudjo)
 - [![jkmcclellan](https://avatars3.githubusercontent.com/u/52432856?v=4&s=20) **jkmcclellan**](https://github.com/jkmcclellan)
 - [![pdo400](https://avatars1.githubusercontent.com/u/1780993?v=4&s=20) **pdo400**](https://github.com/pdo400)