diff --git a/HOW_TO_CONTRIBUTE.md b/HOW_TO_CONTRIBUTE.md
index 1e22c63..5832728 100644
--- a/HOW_TO_CONTRIBUTE.md
+++ b/HOW_TO_CONTRIBUTE.md
@@ -52,3 +52,6 @@ If you require many changes and additions, there's probably a more efficient way
 
 # Joining the team
 We very much welcome you to join the EDAM team.  Please first read about the [Governance of EDAM](https://github.com/edamontology/edamontology#governance-of-edam) to find the level that is right for you.  Then mail edam-core@elixir-dk.org to get started. 
+
+# Hackathons
+EDAM developers participate in regular events, which you are welcome to attend.  For more details see https://bio.tools/events.
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