diff --git a/README.md b/README.md
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@@ -2,7 +2,8 @@
 [![Clojars Project](https://img.shields.io/clojars/v/dda/cryogen-core.svg)](https://clojars.org/dda/cryogen-core)
 [![Build Status](https://travis-ci.org/DomainDrivenArchitecture/cryogen-core.svg?branch=master)](https://travis-ci.org/DomainDrivenArchitecture/cryogen-core)
 
-[<img src="https://meissa-gmbh.de/img/community/Mastodon_Logotype.svg" width=20 alt="team@social.meissa-gmbh.de"> team@social.meissa-gmbh.de](https://social.meissa-gmbh.de/@team) | [Website & Blog](https://domaindrivenarchitecture.org)
+[<img src="https://domaindrivenarchitecture.org/img/delta-chat.svg" width=20 alt="DeltaChat"> chat over e-mail](mailto:buero@meissa-gmbh.de?subject=community-chat) | [<img src="https://meissa.de/images/parts/contact/mastodon36_hue9b2464f10b18e134322af482b9c915e_5501_filter_14705073121015236177.png" width=20 alt="M"> meissa@social.meissa-gmbh.de](https://social.meissa-gmbh.de/@meissa) | [Blog](https://domaindrivenarchitecture.org) | [Website](https://meissa.de)
+
 
 ## Leiningen
 [![Clojars Project](http://clojars.org/dda/cryogen-core/latest-version.svg)](http://clojars.org/dda/cryogen-core)