diff --git a/CHANGELOG.md b/CHANGELOG.md
index c0c9bded..5a5fbc1d 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,5 +1,11 @@
 # Changelog
 
+## v1.0.13-alpha - unreleased
+
+### Fixed
+
+- **aiken-lang**: fail, todo, and trace had issues with sequences and expressions
+
 ## v1.0.12-alpha - 2023-07-14
 
 ### Added