diff --git a/CHANGELOG.md b/CHANGELOG.md
index 4aaf5d1b0..f418a8bc5 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -18,6 +18,12 @@ and adds the following new features:
 - [New admin report to list boards](https://github.com/wekan/wekan/pull/4252).
   Thanks to jrsupplee.
 
+and removes the following features:
+
+- [Temporarily remove Mermaid Diagram because even after updating to newest Mermaid it still has bug](https://github.com/wekan/wekan/commit/23a403644c7db44392d4b0498ee0fc85c504d974).
+  at https://github.com/wekan/wekan/issues/4251.
+  Thanks to xet7.
+
 Thanks to above GitHub users for their contributions and translators for their translations.
 
 # v5.87 2021-12-19 WeKan ® release