diff --git a/alert-rules.md b/alert-rules.md
index 0ac535536387a..5ab40b93787b0 100644
--- a/alert-rules.md
+++ b/alert-rules.md
@@ -193,7 +193,7 @@ This section gives the alert rules for the PD component.
 
 ### Emergency-level alerts
 
-#### `PD_cluster_down_store_nums`
+#### `PD_cluster_down_tikv_nums`
 
 * Alert rule:
 
@@ -243,7 +243,7 @@ This section gives the alert rules for the PD component.
 
 ### Warning-level alerts
 
-#### `PD_cluster_lost_connect_store_nums`
+#### `PD_cluster_lost_connect_tikv_nums`
 
 * Alert rule: