Update description in readme.md

Author: ZwerOxotnik

readme.md

@@ -60,7 +60,7 @@ jmp :LOOP
 
 [![Creative Commons License](https://licensebuttons.net/l/by/4.0/88x31.png)](https://creativecommons.org/licenses/by/4.0/)
 
-This work is a derivative of "MicroController" by Luke Perkin, used under [Creative Commons Attribution 4.0 Unported license](https://creativecommons.org/licenses/by/4.0/). This work is attributed to Luke Perkin and ZwerOxotnik, and the original version can be found [here](https://mods.factorio.com/mod/microcontroller).
+This work is a derivative of "MicroController" by Luke Perkin, used under [Creative Commons Attribution 4.0 Unported license](https://creativecommons.org/licenses/by/4.0/). This work is attributed to Luke Perkin, ZwerOxotnik and contributors, and the original version can be found [here](https://mods.factorio.com/mod/microcontroller).
 
 This work is licensed under a [Creative Commons Attribution 4.0 International License](/LICENSE).