diff --git a/protected/humhub/docs/CHANGELOG.md b/protected/humhub/docs/CHANGELOG.md
index bb106545a3..0b4e5bec02 100644
--- a/protected/humhub/docs/CHANGELOG.md
+++ b/protected/humhub/docs/CHANGELOG.md
@@ -4,6 +4,9 @@ HumHub Change Log
 1.2.5  (Not released)
 ---------------------
 
+When you customized or used the createCVS method of PendingRegistrationsController please 
+migrate your code to SpreadsheetExport. PHPOffice is replaced by PHPSpreadsheet.
+
 - Enh: Added BaseURL setting protocol scheme validation
 - Fix #2849: ActiveQueryContent doesn't find public profile content when guest access is enabled
 - Enh: Fixed username alignment in comments (@githubjeka)
@@ -13,7 +16,7 @@ HumHub Change Log
 - Fix: Typo in password recovery (@acs-ferreira)
 - Fix: Profile posts of friends not appears on dashboard
 - Fix #2745: Yii2 2.0.13 will break the admin interface
-
+- Chg: `PendingRegistrationsController->createCVS` removed
 
 1.2.4  (December 13, 2017)
 --------------------------