diff --git a/README.md b/README.md
index 063825312195971f20b69cdbfe6297130b3a7307..0d6c2be2e01494ba792fb1bd4672e4f486f00a87 100644
--- a/README.md
+++ b/README.md
@@ -1,5 +1,7 @@
 [![GPLv3 license](https://img.shields.io/badge/License-GPLv3-blue.svg)](http://perso.crans.org/besson/LICENSE.html)
 [![DOI](https://joss.theoj.org/papers/10.21105/joss.03790/status.svg)](https://doi.org/10.21105/joss.03790)
+[![poster](https://img.shields.io/badge/doi-10.14293/S2199--1006.1.SOR--.PPNAZX5.v1-brown.svg)](https://doi.org/10.14293/S2199-1006.1.SOR-.PPNAZX5.v1)
+
 
 # ROCK