diff --git a/CONTRIBUTING.md b/CONTRIBUTING.md
index 136d1e1219d..15e6d6d2850 100644
--- a/CONTRIBUTING.md
+++ b/CONTRIBUTING.md
@@ -6,6 +6,7 @@ Take a look at GitHub's excellent [help documentation] for a detailed explanatio
 We also have [code howtos](https://github.com/JabRef/jabref/wiki/Code-Howtos) and [guidelines for setting up a local workspace](https://github.com/JabRef/jabref/wiki/Guidelines-for-setting-up-a-local-workspace).
 
 In case you have any question, do not hesitate to write one of our [JabRef developers](https://github.com/orgs/JabRef/teams/developers) an email.
+We should also be online at [gitter](https://gitter.im/JabRef/jabref).
 
 
 ## Formal requirements for a pull request
diff --git a/README.md b/README.md
index ee1cd2d6156..97e666fc0f1 100644
--- a/README.md
+++ b/README.md
@@ -4,6 +4,7 @@
 [![codecov.io](https://codecov.io/github/JabRef/jabref/coverage.svg?branch=master)](https://codecov.io/github/JabRef/jabref?branch=master)
 [![Donation](https://img.shields.io/badge/donate%20to-jabref-orange.svg)](https://donations.jabref.org)
 [![Help Contribute to Open Source](https://www.codetriage.com/jabref/jabref/badges/users.svg)](https://www.codetriage.com/jabref/jabref)
+[![Join the chat at https://gitter.im/JabRef/jabref](https://badges.gitter.im/Join%20Chat.svg)](https://gitter.im/JabRef/jabref?utm_source=badge&utm_medium=badge&utm_campaign=pr-badge&utm_content=badge)
 
 This version is a development version. Features may not work as expected.