diff --git a/CHANGELOG.txt b/CHANGELOG.txt
index 29a38675d7258a88449d6c4f15d7f761c2eb9193..e4dc33b71ddb60cfe556fd3af0db400734b354d8 100644
--- a/CHANGELOG.txt
+++ b/CHANGELOG.txt
@@ -2,6 +2,8 @@ Changes in Release 2.3.1
 --------------------------------------------------------------------------------
 
  * Simplify Dockerfile - remove MSMS
+ * Enable OpenMM 7.7.0
+ * Resolve segfault in DNG observed in Python 3.9
 
 Changes in Release 2.3.0
 --------------------------------------------------------------------------------