diff --git a/CHANGELOG b/CHANGELOG
index 9ad0b69c8..a0a11bb1c 100644
--- a/CHANGELOG
+++ b/CHANGELOG
@@ -20,6 +20,7 @@
 - fix sending notification mails when document/folder was moved
 - tasks and clipboard can be shown in main menu, even if there are no tasks
   due or the clipboard is empty
+- add conversion service from text/html to text/plain
 
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                      Changes in version 5.1.33