diff --git a/README.md b/README.md
index 839587d..d3bcc28 100644
--- a/README.md
+++ b/README.md
@@ -68,6 +68,7 @@ There are also groups over on Mastodon that you can use to connect to fellow aca
 - [@cogsci@a.gup.pe](https://a.gup.pe/u/cogsci)
 - [@ecologies@a.gup.pe](https://a.gup.pe/u/ecologies)
 - [@geodons@a.gup.pe](https://a.gup.pe/u/geodons)
+- [@histodons@a.gup.pe](https://a.gup.pe/u/histodons)
 - [@paleodons@a.gup.pe](https://a.gup.pe/u/paleodons)
 - [@philosophy@a.gup.pe](https://a.gup.pe/u/philosophy)
 - [@sociology@a.gup.pe](https://a.gup.pe/u/sociology)