diff --git a/tidb-cloud/changefeed-overview.md b/tidb-cloud/changefeed-overview.md
index 573cf1b9c2751..ec82b925952cf 100644
--- a/tidb-cloud/changefeed-overview.md
+++ b/tidb-cloud/changefeed-overview.md
@@ -9,7 +9,8 @@ TiDB Cloud changefeed helps you stream data from TiDB Cloud to other data servic
 
 > **Note:**
 >
-> - Currently, TiDB Cloud only allows up to 5 changefeeds per cluster.
+> - Currently, TiDB Cloud only allows up to 20 changefeeds per cluster.
+> - Currently, TiDB Cloud only allows up to 50 table filter rules per changefeed.
 > - For [TiDB Serverless clusters](/tidb-cloud/select-cluster-tier.md#tidb-serverless), the changefeed feature is unavailable.
 
 To access the changefeed feature, navigate to the cluster overview page of your TiDB cluster, and then click **Changefeed** in the left navigation pane. The changefeed page is displayed.