diff --git a/CHANGELOG b/CHANGELOG
index 2acc54000..2d6784242 100644
--- a/CHANGELOG
+++ b/CHANGELOG
@@ -4,6 +4,7 @@
 - add Slim middleware for Basic authentication (can be used by extensions)
 - rest api endpoint 'statstotal' returns number of groups and categories
 - add new command line program utils/console
+- major code polishing
 
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                      Changes in version 5.1.42