--- a/docs/changelog	Wed Mar 17 19:54:32 2021 +0100
+++ b/docs/changelog	Sun Mar 21 14:17:16 2021 +0100
@@ -2,6 +2,8 @@
 ----------
 Version 21.4:
 - bug fixes
+- Code Style Checker
+  -- added a checker to help porting to the 'pathlib' module
 - Debugger
   -- extended the Start... dialogs to allow to override some global
      configuration settings (redirect stdin/stdout/stderr)