diff --git a/manual/changelog/changelog-for-seafile-professional-server.md b/manual/changelog/changelog-for-seafile-professional-server.md
index 82f5fd95..e88ff680 100644
--- a/manual/changelog/changelog-for-seafile-professional-server.md
+++ b/manual/changelog/changelog-for-seafile-professional-server.md
@@ -178,6 +178,10 @@ Other changes
 
 Please check our document for how to upgrade to 10.0: <https://manual.seafile.com/upgrade/upgrade_notes_for_10.0.x/>
 
+**Note**
+
+If you upgrade to version 10.0.18+ from 10.0.16 or below, you need to upgrade the sqlalchemy to version 1.4.44+ if you use binary based installation. Otherwise  "activities" page will not work.
+
 ### 10.0.18 (2024-11-01)
 
 * [fix] Prevent the creating of files with name ".."