diff --git a/NEWS b/NEWS
index 268faa1e4..36d4120bb 100644
--- a/NEWS
+++ b/NEWS
@@ -18,6 +18,7 @@ Bug fixes
  - [core] yearly repeating events are not shown in web calendar (#4237)
  - [core] increased column size of settings/defaults for MySQL (#4260)
  - [core] fixed yearly recurrence calculator with until date
+ - [core] generalized HTML sanitization to avoid encoding issues when replying/forwarding mails
  - [web] fixed display of error when the mail editor is in a popup
  - [web] attachments are not displayed on IOS (#4150)
  - [web] fixed parsing of pasted email addresses from Spreadsheet (#4258)