diff --git a/README.md b/README.md
index 127df2ae..2dd55ce9 100644
--- a/README.md
+++ b/README.md
@@ -239,4 +239,4 @@ time = Time.epoch(1483859302) # ameba:disable Style, Lint
 ## Contributors
 
 - [veelenga](https://github.com/veelenga) Vitalii Elenhaupt - creator, maintainer
-- [Sija](https://github.com/Sija) Sijawusz Pur Rahnama - maintainer
+- [Sija](https://github.com/Sija) Sijawusz Pur Rahnama - contributor, maintainer
diff --git a/shard.yml b/shard.yml
index c9c9b7d1..bfe7f0de 100644
--- a/shard.yml
+++ b/shard.yml
@@ -3,6 +3,7 @@ version: 1.5.0
 
 authors:
   - Vitalii Elenhaupt <velenhaupt@gmail.com>
+  - Sijawusz Pur Rahnama <sija@sija.pl>
 
 targets:
   ameba: