diff --git a/doc/release-notes.md b/doc/release-notes.md
--- a/doc/release-notes.md
+++ b/doc/release-notes.md
@@ -5,3 +5,5 @@
   <https://download.bitcoinabc.org/0.23.4/>
 
 This release includes the following features and fixes:
+ - Add a checkpoint after the May 15, 2021 upgrade.
+ - Minor bug fixes.