diff --git a/tidb-cloud/built-in-monitoring.md b/tidb-cloud/built-in-monitoring.md
index a7d5b3bfab748..4c3394f1131d2 100644
--- a/tidb-cloud/built-in-monitoring.md
+++ b/tidb-cloud/built-in-monitoring.md
@@ -22,8 +22,7 @@ To view the metrics on the Metrics page, take the following steps:
 
 ## Metrics retention policy
 
-- For TiDB Dedicated clusters, the metrics data is kept for 7 days.
-- For TiDB Serverless clusters, the metrics data is kept for 3 days.
+For TiDB Dedicated clusters and TiDB Serverless clusters, the metrics data is kept for 7 days.
 
 ## Metrics for TiDB Dedicated clusters