diff --git a/changelog.md b/changelog.md
index 51bb258..eed1f54 100644
--- a/changelog.md
+++ b/changelog.md
@@ -2,7 +2,7 @@
 
 ## Release 1.4 [unreleased]
 Brief summary of what's in this release:
-
+Upgrade Java to version 21
 
 ### Breaking changes