diff --git a/docs/Changelog.txt b/docs/Changelog.txt
index cdbc2da021..e1c30313c1 100644
--- a/docs/Changelog.txt
+++ b/docs/Changelog.txt
@@ -15,3 +15,4 @@
 * Added support for concurrent, queued OCR processing using celery
 * Added sentry to monitor and store error for later debugging
 * Zip files can now be uncompressed in memory and their content uploaded individually in one step
+* Added per document duplicate search and a tools menu option to seach all duplicated documents