diff --git a/fhem/CHANGED b/fhem/CHANGED
index 31ddc49e1..0025eb011 100644
--- a/fhem/CHANGED
+++ b/fhem/CHANGED
@@ -1,5 +1,6 @@
 # Add changes at the top of the list. Keep it in ASCII, and 80-char wide.
 # Do not insert empty lines here, update check depends on it.
+ - feature: 57_Calendar.pm: new features and attributes
  - bugfix: 00_SIGNALduino: Load protocolHash from web if file  is 
                            missing on fs
  - bugfix:  49_SSCam: some warnings, Forum:#97706