diff --git a/manual/changelog/changelog-for-seafile-professional-server.md b/manual/changelog/changelog-for-seafile-professional-server.md
index 0b35389e..74134c5e 100644
--- a/manual/changelog/changelog-for-seafile-professional-server.md
+++ b/manual/changelog/changelog-for-seafile-professional-server.md
@@ -8,6 +8,10 @@
 
 Please check our document for how to upgrade to [12.0](../upgrade/upgrade_notes_for_12.0.x.md)
 
+### 12.0.19 (2025-12-03)
+
+* [fix] Fix backgrand tasks are started at the front-end node in clustering environment.
+
 ### 12.0.18 (2025-11-17)
 
 * Preview PDF files by the default viewer and after user clicking edit button, the PDF file will be edited in OnlyOffice.