diff --git a/CHANGELOG.md b/CHANGELOG.md
index db298a5a..2840700b 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -5,3 +5,4 @@
 ### Added
 
 - **aiken**: `Project` module which is responsible loading modules and running the compilation steps
+- **aiken**: `UplcCommand::Flat` flip the cbor_hex if condition so that the correct logic runs when using the flag