diff --git a/CHANGELOG.md b/CHANGELOG.md
index 8ad4a40..4d44e3e 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -2,6 +2,10 @@
 
 ## (unreleased)
 
+Features:
+
+* unified translation format for SAS and PDDL files
+
 Bug Fixes:
 
 * fixes minor formatting issue with axiom rules