diff --git a/CHANGELOG.md b/CHANGELOG.md
index 6dfa6384..34be1b2b 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -31,6 +31,7 @@ of stream transmissions (marshmellow)
 - Added option c to 'hf list' (mark CRC bytes) (piwi)
 
 ### Changed
+- Added `[l] <length>` option to data printdemodbuffer
 - Adjusted lf awid clone to optionally clone to Q5 tags
 - Adjusted lf t55xx detect to find Q5 tags (t5555) instead of just t55x7
 - Adjusted all lf NRZ demods - works more acurately and consistantly (as long as you have strong signal)