diff --git a/docs/releasenotes.md b/docs/releasenotes.md
index 26ff762524ed34a5a43579581abb1957b55347b3..18abec2caa7f17c45526d5e830fc1c1b75099d15 100644
--- a/docs/releasenotes.md
+++ b/docs/releasenotes.md
@@ -21,6 +21,7 @@ Releases use the following numbering system:
 * Simplify Stripe.Ipn API.
 * Fully remove support for CiviCRM older than 5.28.
 * Use new PaymentProcessorWebhook entity to track/process webhooks and avoid simultaneous processing of events.
+* Fixes to processing `invoice.payment_failed` IPN event (also triggered during 3d secure verification).
 
 ## Release 6.5.8